Finding the Fourth Proportional to 1,401.39, 1,932.63 and 1,151.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.39 : 1,932.63 = 1,151.24 : x
2. Step 2: Convert to fraction form
   1,401.39/1,932.63 = 1,151.24/x
3. Step 3: Cross multiply
   1,401.39x = 1,932.63 × 1,151.24
4. Step 4: Simplify right side
   1,401.39x = 2,224,911.30
5. Step 5: Solve for x
   x = 2,224,911.30/1,401.39
6. Step 6: Final answer
   x = 1,587.65