Finding the Fourth Proportional to 1,499.88, 2,248.85 and 622.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.88 : 2,248.85 = 622.14 : x
2. Step 2: Convert to fraction form
   1,499.88/2,248.85 = 622.14/x
3. Step 3: Cross multiply
   1,499.88x = 2,248.85 × 622.14
4. Step 4: Simplify right side
   1,499.88x = 1,399,096.43
5. Step 5: Solve for x
   x = 1,399,096.43/1,499.88
6. Step 6: Final answer
   x = 932.81