Finding the Fourth Proportional to 2,490.13, 3,735.50 and 1,030.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.13 : 3,735.50 = 1,030.31 : x
2. Step 2: Convert to fraction form
   2,490.13/3,735.50 = 1,030.31/x
3. Step 3: Cross multiply
   2,490.13x = 3,735.50 × 1,030.31
4. Step 4: Simplify right side
   2,490.13x = 3,848,723.01
5. Step 5: Solve for x
   x = 3,848,723.01/2,490.13
6. Step 6: Final answer
   x = 1,545.59