Finding the Fourth Proportional to 1,632.18, 2,252.46 and 1,238.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.18 : 2,252.46 = 1,238.52 : x
2. Step 2: Convert to fraction form
   1,632.18/2,252.46 = 1,238.52/x
3. Step 3: Cross multiply
   1,632.18x = 2,252.46 × 1,238.52
4. Step 4: Simplify right side
   1,632.18x = 2,789,716.76
5. Step 5: Solve for x
   x = 2,789,716.76/1,632.18
6. Step 6: Final answer
   x = 1,709.20