Finding the Fourth Proportional to 14,420.34, 19,900.53 and 8,132.82

Step by Step Solution

1. Step 1: Write the proportion equation
   14,420.34 : 19,900.53 = 8,132.82 : x
2. Step 2: Convert to fraction form
   14,420.34/19,900.53 = 8,132.82/x
3. Step 3: Cross multiply
   14,420.34x = 19,900.53 × 8,132.82
4. Step 4: Simplify right side
   14,420.34x = 161,847,428.39
5. Step 5: Solve for x
   x = 161,847,428.39/14,420.34
6. Step 6: Final answer
   x = 11,223.55