Finding the Fourth Proportional to 62,238.74, 85,879.05 and 59,086.22

Step by Step Solution

1. Step 1: Write the proportion equation
   62,238.74 : 85,879.05 = 59,086.22 : x
2. Step 2: Convert to fraction form
   62,238.74/85,879.05 = 59,086.22/x
3. Step 3: Cross multiply
   62,238.74x = 85,879.05 × 59,086.22
4. Step 4: Simplify right side
   62,238.74x = 5,074,268,441.69
5. Step 5: Solve for x
   x = 5,074,268,441.69/62,238.74
6. Step 6: Final answer
   x = 81,529.10