Finding the Fourth Proportional to 1,498.50, 2,247.84 and 402.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.50 : 2,247.84 = 402.89 : x
2. Step 2: Convert to fraction form
   1,498.50/2,247.84 = 402.89/x
3. Step 3: Cross multiply
   1,498.50x = 2,247.84 × 402.89
4. Step 4: Simplify right side
   1,498.50x = 905,621.02
5. Step 5: Solve for x
   x = 905,621.02/1,498.50
6. Step 6: Final answer
   x = 604.35