Finding the Fourth Proportional to 62,705.72, 86,535.06 and 34,412.42

Step by Step Solution

1. Step 1: Write the proportion equation
   62,705.72 : 86,535.06 = 34,412.42 : x
2. Step 2: Convert to fraction form
   62,705.72/86,535.06 = 34,412.42/x
3. Step 3: Cross multiply
   62,705.72x = 86,535.06 × 34,412.42
4. Step 4: Simplify right side
   62,705.72x = 2,977,880,829.45
5. Step 5: Solve for x
   x = 2,977,880,829.45/62,705.72
6. Step 6: Final answer
   x = 47,489.78