Finding the Fourth Proportional to 58,559.78, 80,812.52 and 31,702.28

Step by Step Solution

1. Step 1: Write the proportion equation
   58,559.78 : 80,812.52 = 31,702.28 : x
2. Step 2: Convert to fraction form
   58,559.78/80,812.52 = 31,702.28/x
3. Step 3: Cross multiply
   58,559.78x = 80,812.52 × 31,702.28
4. Step 4: Simplify right side
   58,559.78x = 2,561,941,136.55
5. Step 5: Solve for x
   x = 2,561,941,136.55/58,559.78
6. Step 6: Final answer
   x = 43,749.16