Finding the Fourth Proportional to 58,522.24, 87,731.52 and 43,713.28

Step by Step Solution

1. Step 1: Write the proportion equation
   58,522.24 : 87,731.52 = 43,713.28 : x
2. Step 2: Convert to fraction form
   58,522.24/87,731.52 = 43,713.28/x
3. Step 3: Cross multiply
   58,522.24x = 87,731.52 × 43,713.28
4. Step 4: Simplify right side
   58,522.24x = 3,835,032,498.59
5. Step 5: Solve for x
   x = 3,835,032,498.59/58,522.24
6. Step 6: Final answer
   x = 65,531.20