Finding the Fourth Proportional to 62,822.42, 86,624.57 and 58,836.61

Step by Step Solution

1. Step 1: Write the proportion equation
   62,822.42 : 86,624.57 = 58,836.61 : x
2. Step 2: Convert to fraction form
   62,822.42/86,624.57 = 58,836.61/x
3. Step 3: Cross multiply
   62,822.42x = 86,624.57 × 58,836.61
4. Step 4: Simplify right side
   62,822.42x = 5,096,695,965.92
5. Step 5: Solve for x
   x = 5,096,695,965.92/62,822.42
6. Step 6: Final answer
   x = 81,128.62