Finding the Fourth Proportional to 58,543.56, 80,789.52 and 31,685.52

Step by Step Solution

1. Step 1: Write the proportion equation
   58,543.56 : 80,789.52 = 31,685.52 : x
2. Step 2: Convert to fraction form
   58,543.56/80,789.52 = 31,685.52/x
3. Step 3: Cross multiply
   58,543.56x = 80,789.52 × 31,685.52
4. Step 4: Simplify right side
   58,543.56x = 2,559,857,951.75
5. Step 5: Solve for x
   x = 2,559,857,951.75/58,543.56
6. Step 6: Final answer
   x = 43,725.70