Finding the Fourth Proportional to 98,608,350.99, 136,123,111.06 and 58,929,883.37

Step by Step Solution

1. Step 1: Write the proportion equation
   98,608,350.99 : 136,123,111.06 = 58,929,883.37 : x
2. Step 2: Convert to fraction form
   98,608,350.99/136,123,111.06 = 58,929,883.37/x
3. Step 3: Cross multiply
   98,608,350.99x = 136,123,111.06 × 58,929,883.37
4. Step 4: Simplify right side
   98,608,350.99x = 8,021,719,057,899,417
5. Step 5: Solve for x
   x = 8,021,719,057,899,417/98,608,350.99
6. Step 6: Final answer
   x = 81,349,287.13