Finding the Fourth Proportional to 1,490.59, 2,224.61 and 1,451.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490.59 : 2,224.61 = 1,451.71 : x
2. Step 2: Convert to fraction form
   1,490.59/2,224.61 = 1,451.71/x
3. Step 3: Cross multiply
   1,490.59x = 2,224.61 × 1,451.71
4. Step 4: Simplify right side
   1,490.59x = 3,229,477.46
5. Step 5: Solve for x
   x = 3,229,477.46/1,490.59
6. Step 6: Final answer
   x = 2,166.58