Finding the Fourth Proportional to 14,419.89, 19,899.27 and 8,132.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,419.89 : 19,899.27 = 8,132.31 : x
2. Step 2: Convert to fraction form
   14,419.89/19,899.27 = 8,132.31/x
3. Step 3: Cross multiply
   14,419.89x = 19,899.27 × 8,132.31
4. Step 4: Simplify right side
   14,419.89x = 161,827,032.41
5. Step 5: Solve for x
   x = 161,827,032.41/14,419.89
6. Step 6: Final answer
   x = 11,222.49