Finding the Fourth Proportional to 1,499.01, 2,248.53 and 403.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.01 : 2,248.53 = 403.48 : x
2. Step 2: Convert to fraction form
   1,499.01/2,248.53 = 403.48/x
3. Step 3: Cross multiply
   1,499.01x = 2,248.53 × 403.48
4. Step 4: Simplify right side
   1,499.01x = 907,238.18
5. Step 5: Solve for x
   x = 907,238.18/1,499.01
6. Step 6: Final answer
   x = 605.23