Finding the Fourth Proportional to 58,502.24, 80,732.86 and 31,644.72

Step by Step Solution

1. Step 1: Write the proportion equation
   58,502.24 : 80,732.86 = 31,644.72 : x
2. Step 2: Convert to fraction form
   58,502.24/80,732.86 = 31,644.72/x
3. Step 3: Cross multiply
   58,502.24x = 80,732.86 × 31,644.72
4. Step 4: Simplify right side
   58,502.24x = 2,554,768,749.50
5. Step 5: Solve for x
   x = 2,554,768,749.50/58,502.24
6. Step 6: Final answer
   x = 43,669.59