Finding the Fourth Proportional to 2,618,665,825.32, 3,928,735,669.50 and 1,144,935,055.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618,665,825.32 : 3,928,735,669.50 = 1,144,935,055.08 : x
2. Step 2: Convert to fraction form
   2,618,665,825.32/3,928,735,669.50 = 1,144,935,055.08/x
3. Step 3: Cross multiply
   2,618,665,825.32x = 3,928,735,669.50 × 1,144,935,055.08
4. Step 4: Simplify right side
   2,618,665,825.32x = 4,498,147,190,153,742,848
5. Step 5: Solve for x
   x = 4,498,147,190,153,742,848/2,618,665,825.32
6. Step 6: Final answer
   x = 1,717,724,784.38