Finding the Fourth Proportional to 1,498.56, 2,248.71 and 948.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.56 : 2,248.71 = 948.75 : x
2. Step 2: Convert to fraction form
   1,498.56/2,248.71 = 948.75/x
3. Step 3: Cross multiply
   1,498.56x = 2,248.71 × 948.75
4. Step 4: Simplify right side
   1,498.56x = 2,133,463.61
5. Step 5: Solve for x
   x = 2,133,463.61/1,498.56
6. Step 6: Final answer
   x = 1,423.68