Finding the Fourth Proportional to 1,619.24, 2,425.35 and 1,003.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619.24 : 2,425.35 = 1,003.10 : x
2. Step 2: Convert to fraction form
   1,619.24/2,425.35 = 1,003.10/x
3. Step 3: Cross multiply
   1,619.24x = 2,425.35 × 1,003.10
4. Step 4: Simplify right side
   1,619.24x = 2,432,868.59
5. Step 5: Solve for x
   x = 2,432,868.59/1,619.24
6. Step 6: Final answer
   x = 1,502.48