Finding the Fourth Proportional to 31,787.02, 43,866.39 and 17,641.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,787.02 : 43,866.39 = 17,641.18 : x
2. Step 2: Convert to fraction form
   31,787.02/43,866.39 = 17,641.18/x
3. Step 3: Cross multiply
   31,787.02x = 43,866.39 × 17,641.18
4. Step 4: Simplify right side
   31,787.02x = 773,854,881.94
5. Step 5: Solve for x
   x = 773,854,881.94/31,787.02
6. Step 6: Final answer
   x = 24,345.00