Finding the Fourth Proportional to 59,321,601.60, 88,793,445.60 and 42,315,489.60

Step by Step Solution

1. Step 1: Write the proportion equation
   59,321,601.60 : 88,793,445.60 = 42,315,489.60 : x
2. Step 2: Convert to fraction form
   59,321,601.60/88,793,445.60 = 42,315,489.60/x
3. Step 3: Cross multiply
   59,321,601.60x = 88,793,445.60 × 42,315,489.60
4. Step 4: Simplify right side
   59,321,601.60x = 3,757,338,123,834,965.50
5. Step 5: Solve for x
   x = 3,757,338,123,834,965.50/59,321,601.60
6. Step 6: Final answer
   x = 63,338,447.08