Finding the Fourth Proportional to 62,706.32, 86,535.78 and 34,414.64

Step by Step Solution

1. Step 1: Write the proportion equation
   62,706.32 : 86,535.78 = 34,414.64 : x
2. Step 2: Convert to fraction form
   62,706.32/86,535.78 = 34,414.64/x
3. Step 3: Cross multiply
   62,706.32x = 86,535.78 × 34,414.64
4. Step 4: Simplify right side
   62,706.32x = 2,978,097,715.82
5. Step 5: Solve for x
   x = 2,978,097,715.82/62,706.32
6. Step 6: Final answer
   x = 47,492.78