Finding the Fourth Proportional to 1,498.50, 2,248.12 and 756.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.50 : 2,248.12 = 756.30 : x
2. Step 2: Convert to fraction form
   1,498.50/2,248.12 = 756.30/x
3. Step 3: Cross multiply
   1,498.50x = 2,248.12 × 756.30
4. Step 4: Simplify right side
   1,498.50x = 1,700,253.16
5. Step 5: Solve for x
   x = 1,700,253.16/1,498.50
6. Step 6: Final answer
   x = 1,134.64