Finding the Fourth Proportional to 42,124,233.60, 63,060,379.20 and 39,632,803.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,124,233.60 : 63,060,379.20 = 39,632,803.20 : x
2. Step 2: Convert to fraction form
   42,124,233.60/63,060,379.20 = 39,632,803.20/x
3. Step 3: Cross multiply
   42,124,233.60x = 63,060,379.20 × 39,632,803.20
4. Step 4: Simplify right side
   42,124,233.60x = 2,499,259,598,550,973.50
5. Step 5: Solve for x
   x = 2,499,259,598,550,973.50/42,124,233.60
6. Step 6: Final answer
   x = 59,330,684.14