Finding the Fourth Proportional to 1,897.32, 2,616.72 and 1,454.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.32 : 2,616.72 = 1,454.40 : x
2. Step 2: Convert to fraction form
   1,897.32/2,616.72 = 1,454.40/x
3. Step 3: Cross multiply
   1,897.32x = 2,616.72 × 1,454.40
4. Step 4: Simplify right side
   1,897.32x = 3,805,757.57
5. Step 5: Solve for x
   x = 3,805,757.57/1,897.32
6. Step 6: Final answer
   x = 2,005.86