Finding the Fourth Proportional to 58,581.18, 80,842.41 and 31,723.69

Step by Step Solution

1. Step 1: Write the proportion equation
   58,581.18 : 80,842.41 = 31,723.69 : x
2. Step 2: Convert to fraction form
   58,581.18/80,842.41 = 31,723.69/x
3. Step 3: Cross multiply
   58,581.18x = 80,842.41 × 31,723.69
4. Step 4: Simplify right side
   58,581.18x = 2,564,619,553.69
5. Step 5: Solve for x
   x = 2,564,619,553.69/58,581.18
6. Step 6: Final answer
   x = 43,778.90