Finding the Fourth Proportional to 58,682.72, 80,981.92 and 31,825.12

Step by Step Solution

1. Step 1: Write the proportion equation
   58,682.72 : 80,981.92 = 31,825.12 : x
2. Step 2: Convert to fraction form
   58,682.72/80,981.92 = 31,825.12/x
3. Step 3: Cross multiply
   58,682.72x = 80,981.92 × 31,825.12
4. Step 4: Simplify right side
   58,682.72x = 2,577,259,321.83
5. Step 5: Solve for x
   x = 2,577,259,321.83/58,682.72
6. Step 6: Final answer
   x = 43,918.54