Finding the Fourth Proportional to 115,876.50, 159,909.57 and 62,884.50

Step by Step Solution

1. Step 1: Write the proportion equation
   115,876.50 : 159,909.57 = 62,884.50 : x
2. Step 2: Convert to fraction form
   115,876.50/159,909.57 = 62,884.50/x
3. Step 3: Cross multiply
   115,876.50x = 159,909.57 × 62,884.50
4. Step 4: Simplify right side
   115,876.50x = 10,055,833,354.67
5. Step 5: Solve for x
   x = 10,055,833,354.67/115,876.50
6. Step 6: Final answer
   x = 86,780.61