Finding the Fourth Proportional to 58,562.62, 87,931.41 and 57,687.82

Step by Step Solution

1. Step 1: Write the proportion equation
   58,562.62 : 87,931.41 = 57,687.82 : x
2. Step 2: Convert to fraction form
   58,562.62/87,931.41 = 57,687.82/x
3. Step 3: Cross multiply
   58,562.62x = 87,931.41 × 57,687.82
4. Step 4: Simplify right side
   58,562.62x = 5,072,571,352.43
5. Step 5: Solve for x
   x = 5,072,571,352.43/58,562.62
6. Step 6: Final answer
   x = 86,617.90