Finding the Fourth Proportional to 2,451.02, 3,382.89 and 1,403.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451.02 : 3,382.89 = 1,403.78 : x
2. Step 2: Convert to fraction form
   2,451.02/3,382.89 = 1,403.78/x
3. Step 3: Cross multiply
   2,451.02x = 3,382.89 × 1,403.78
4. Step 4: Simplify right side
   2,451.02x = 4,748,833.32
5. Step 5: Solve for x
   x = 4,748,833.32/2,451.02
6. Step 6: Final answer
   x = 1,937.49