Finding the Fourth Proportional to 31,641.21, 43,664.52 and 17,494.02

Step by Step Solution

1. Step 1: Write the proportion equation
   31,641.21 : 43,664.52 = 17,494.02 : x
2. Step 2: Convert to fraction form
   31,641.21/43,664.52 = 17,494.02/x
3. Step 3: Cross multiply
   31,641.21x = 43,664.52 × 17,494.02
4. Step 4: Simplify right side
   31,641.21x = 763,867,986.17
5. Step 5: Solve for x
   x = 763,867,986.17/31,641.21
6. Step 6: Final answer
   x = 24,141.55