Finding the Fourth Proportional to 62,943.76, 86,861.72 and 34,648.88

Step by Step Solution

1. Step 1: Write the proportion equation
   62,943.76 : 86,861.72 = 34,648.88 : x
2. Step 2: Convert to fraction form
   62,943.76/86,861.72 = 34,648.88/x
3. Step 3: Cross multiply
   62,943.76x = 86,861.72 × 34,648.88
4. Step 4: Simplify right side
   62,943.76x = 3,009,661,312.87
5. Step 5: Solve for x
   x = 3,009,661,312.87/62,943.76
6. Step 6: Final answer
   x = 47,815.09