Finding the Fourth Proportional to 74,929.46, 111,847.59 and 65,470.86

Step by Step Solution

1. Step 1: Write the proportion equation
   74,929.46 : 111,847.59 = 65,470.86 : x
2. Step 2: Convert to fraction form
   74,929.46/111,847.59 = 65,470.86/x
3. Step 3: Cross multiply
   74,929.46x = 111,847.59 × 65,470.86
4. Step 4: Simplify right side
   74,929.46x = 7,322,757,906.23
5. Step 5: Solve for x
   x = 7,322,757,906.23/74,929.46
6. Step 6: Final answer
   x = 97,728.70