Finding the Fourth Proportional to 58,617.81, 80,892.30 and 31,760.31

Step by Step Solution

1. Step 1: Write the proportion equation
   58,617.81 : 80,892.30 = 31,760.31 : x
2. Step 2: Convert to fraction form
   58,617.81/80,892.30 = 31,760.31/x
3. Step 3: Cross multiply
   58,617.81x = 80,892.30 × 31,760.31
4. Step 4: Simplify right side
   58,617.81x = 2,569,164,242.98
5. Step 5: Solve for x
   x = 2,569,164,242.98/58,617.81
6. Step 6: Final answer
   x = 43,829.07