Finding the Fourth Proportional to 1,632.40, 2,253.69 and 1,073.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.40 : 2,253.69 = 1,073.81 : x
2. Step 2: Convert to fraction form
   1,632.40/2,253.69 = 1,073.81/x
3. Step 3: Cross multiply
   1,632.40x = 2,253.69 × 1,073.81
4. Step 4: Simplify right side
   1,632.40x = 2,420,034.86
5. Step 5: Solve for x
   x = 2,420,034.86/1,632.40
6. Step 6: Final answer
   x = 1,482.50