Finding the Fourth Proportional to 87,904.82, 131,857.24 and 58,380.32

Step by Step Solution

1. Step 1: Write the proportion equation
   87,904.82 : 131,857.24 = 58,380.32 : x
2. Step 2: Convert to fraction form
   87,904.82/131,857.24 = 58,380.32/x
3. Step 3: Cross multiply
   87,904.82x = 131,857.24 × 58,380.32
4. Step 4: Simplify right side
   87,904.82x = 7,697,867,865.52
5. Step 5: Solve for x
   x = 7,697,867,865.52/87,904.82
6. Step 6: Final answer
   x = 87,570.49