Finding the Fourth Proportional to 65,470.43, 98,248.71 and 35,909

Step by Step Solution

1. Step 1: Write the proportion equation
   65,470.43 : 98,248.71 = 35,909 : x
2. Step 2: Convert to fraction form
   65,470.43/98,248.71 = 35,909/x
3. Step 3: Cross multiply
   65,470.43x = 98,248.71 × 35,909
4. Step 4: Simplify right side
   65,470.43x = 3,528,012,927.39
5. Step 5: Solve for x
   x = 3,528,012,927.39/65,470.43
6. Step 6: Final answer
   x = 53,887.12