Finding the Fourth Proportional to 2,490.89, 3,434.72 and 1,651.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.89 : 3,434.72 = 1,651.32 : x
2. Step 2: Convert to fraction form
   2,490.89/3,434.72 = 1,651.32/x
3. Step 3: Cross multiply
   2,490.89x = 3,434.72 × 1,651.32
4. Step 4: Simplify right side
   2,490.89x = 5,671,813.57
5. Step 5: Solve for x
   x = 5,671,813.57/2,490.89
6. Step 6: Final answer
   x = 2,277.03