Finding the Fourth Proportional to 14,550.10, 21,830.42 and 7,159.75

Step by Step Solution

1. Step 1: Write the proportion equation
   14,550.10 : 21,830.42 = 7,159.75 : x
2. Step 2: Convert to fraction form
   14,550.10/21,830.42 = 7,159.75/x
3. Step 3: Cross multiply
   14,550.10x = 21,830.42 × 7,159.75
4. Step 4: Simplify right side
   14,550.10x = 156,300,293.03
5. Step 5: Solve for x
   x = 156,300,293.03/14,550.10
6. Step 6: Final answer
   x = 10,742.21