Finding the Fourth Proportional to 1,499.41, 2,248.66 and 498.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.41 : 2,248.66 = 498.56 : x
2. Step 2: Convert to fraction form
   1,499.41/2,248.66 = 498.56/x
3. Step 3: Cross multiply
   1,499.41x = 2,248.66 × 498.56
4. Step 4: Simplify right side
   1,499.41x = 1,121,091.93
5. Step 5: Solve for x
   x = 1,121,091.93/1,499.41
6. Step 6: Final answer
   x = 747.69