Finding the Fourth Proportional to 3,672.72, 5,505.75 and 1,332.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.72 : 5,505.75 = 1,332.18 : x
2. Step 2: Convert to fraction form
   3,672.72/5,505.75 = 1,332.18/x
3. Step 3: Cross multiply
   3,672.72x = 5,505.75 × 1,332.18
4. Step 4: Simplify right side
   3,672.72x = 7,334,650.04
5. Step 5: Solve for x
   x = 7,334,650.04/3,672.72
6. Step 6: Final answer
   x = 1,997.06