Finding the Fourth Proportional to 2,490.16, 3,738.52 and 1,451.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.16 : 3,738.52 = 1,451.12 : x
2. Step 2: Convert to fraction form
   2,490.16/3,738.52 = 1,451.12/x
3. Step 3: Cross multiply
   2,490.16x = 3,738.52 × 1,451.12
4. Step 4: Simplify right side
   2,490.16x = 5,425,041.14
5. Step 5: Solve for x
   x = 5,425,041.14/2,490.16
6. Step 6: Final answer
   x = 2,178.59