Finding the Fourth Proportional to 58,517.23, 80,753.69 and 31,659.65

Step by Step Solution

1. Step 1: Write the proportion equation
   58,517.23 : 80,753.69 = 31,659.65 : x
2. Step 2: Convert to fraction form
   58,517.23/80,753.69 = 31,659.65/x
3. Step 3: Cross multiply
   58,517.23x = 80,753.69 × 31,659.65
4. Step 4: Simplify right side
   58,517.23x = 2,556,633,561.61
5. Step 5: Solve for x
   x = 2,556,633,561.61/58,517.23
6. Step 6: Final answer
   x = 43,690.27