Finding the Fourth Proportional to 1,632.50, 2,447.13 and 902.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.50 : 2,447.13 = 902.42 : x
2. Step 2: Convert to fraction form
   1,632.50/2,447.13 = 902.42/x
3. Step 3: Cross multiply
   1,632.50x = 2,447.13 × 902.42
4. Step 4: Simplify right side
   1,632.50x = 2,208,339.05
5. Step 5: Solve for x
   x = 2,208,339.05/1,632.50
6. Step 6: Final answer
   x = 1,352.73