Finding the Fourth Proportional to 14,543.46, 21,819.42 and 7,150.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,543.46 : 21,819.42 = 7,150.14 : x
2. Step 2: Convert to fraction form
   14,543.46/21,819.42 = 7,150.14/x
3. Step 3: Cross multiply
   14,543.46x = 21,819.42 × 7,150.14
4. Step 4: Simplify right side
   14,543.46x = 156,011,907.72
5. Step 5: Solve for x
   x = 156,011,907.72/14,543.46
6. Step 6: Final answer
   x = 10,727.29