Finding the Fourth Proportional to 58,541.40, 80,787.04 and 31,683.89

Step by Step Solution

1. Step 1: Write the proportion equation
   58,541.40 : 80,787.04 = 31,683.89 : x
2. Step 2: Convert to fraction form
   58,541.40/80,787.04 = 31,683.89/x
3. Step 3: Cross multiply
   58,541.40x = 80,787.04 × 31,683.89
4. Step 4: Simplify right side
   58,541.40x = 2,559,647,811.54
5. Step 5: Solve for x
   x = 2,559,647,811.54/58,541.40
6. Step 6: Final answer
   x = 43,723.72