Finding the Fourth Proportional to 62,859.48, 86,747.40 and 34,566.72

Step by Step Solution

1. Step 1: Write the proportion equation
   62,859.48 : 86,747.40 = 34,566.72 : x
2. Step 2: Convert to fraction form
   62,859.48/86,747.40 = 34,566.72/x
3. Step 3: Cross multiply
   62,859.48x = 86,747.40 × 34,566.72
4. Step 4: Simplify right side
   62,859.48x = 2,998,573,086.53
5. Step 5: Solve for x
   x = 2,998,573,086.53/62,859.48
6. Step 6: Final answer
   x = 47,702.80