Finding the Fourth Proportional to 62,115.82, 85,776.72 and 39,462.10

Step by Step Solution

1. Step 1: Write the proportion equation
   62,115.82 : 85,776.72 = 39,462.10 : x
2. Step 2: Convert to fraction form
   62,115.82/85,776.72 = 39,462.10/x
3. Step 3: Cross multiply
   62,115.82x = 85,776.72 × 39,462.10
4. Step 4: Simplify right side
   62,115.82x = 3,384,929,502.31
5. Step 5: Solve for x
   x = 3,384,929,502.31/62,115.82
6. Step 6: Final answer
   x = 54,493.84