Finding the Fourth Proportional to 14,500.72, 21,750.63 and 4,112.47

Step by Step Solution

1. Step 1: Write the proportion equation
   14,500.72 : 21,750.63 = 4,112.47 : x
2. Step 2: Convert to fraction form
   14,500.72/21,750.63 = 4,112.47/x
3. Step 3: Cross multiply
   14,500.72x = 21,750.63 × 4,112.47
4. Step 4: Simplify right side
   14,500.72x = 89,448,825.12
5. Step 5: Solve for x
   x = 89,448,825.12/14,500.72
6. Step 6: Final answer
   x = 6,168.58