Finding the Fourth Proportional to 90,402,359.37, 124,781,806.43 and 59,045,202.10

Step by Step Solution

1. Step 1: Write the proportion equation
   90,402,359.37 : 124,781,806.43 = 59,045,202.10 : x
2. Step 2: Convert to fraction form
   90,402,359.37/124,781,806.43 = 59,045,202.10/x
3. Step 3: Cross multiply
   90,402,359.37x = 124,781,806.43 × 59,045,202.10
4. Step 4: Simplify right side
   90,402,359.37x = 7,367,766,979,062,430
5. Step 5: Solve for x
   x = 7,367,766,979,062,430/90,402,359.37
6. Step 6: Final answer
   x = 81,499,720.03