Finding the Fourth Proportional to 2,772,873,703,878.20, 3,826,570,212,944 and 1,538,279,171,908.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,772,873,703,878.20 : 3,826,570,212,944 = 1,538,279,171,908.10 : x
2. Step 2: Convert to fraction form
   2,772,873,703,878.20/3,826,570,212,944 = 1,538,279,171,908.10/x
3. Step 3: Cross multiply
   2,772,873,703,878.20x = 3,826,570,212,944 × 1,538,279,171,908.10
4. Step 4: Simplify right side
   2,772,873,703,878.20x = 5,886,333,258,415,698,343,886,848
5. Step 5: Solve for x
   x = 5,886,333,258,415,698,343,886,848/2,772,873,703,878.20
6. Step 6: Final answer
   x = 2,122,827,754,536.01