Finding the Fourth Proportional to 2,538,192.78, 3,807,930.69 and 1,171,308.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538,192.78 : 3,807,930.69 = 1,171,308.06 : x
2. Step 2: Convert to fraction form
   2,538,192.78/3,807,930.69 = 1,171,308.06/x
3. Step 3: Cross multiply
   2,538,192.78x = 3,807,930.69 × 1,171,308.06
4. Step 4: Simplify right side
   2,538,192.78x = 4,460,259,909,118.36
5. Step 5: Solve for x
   x = 4,460,259,909,118.36/2,538,192.78
6. Step 6: Final answer
   x = 1,757,258.13