Finding the Fourth Proportional to 1,498.51, 2,252.25 and 1,240.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.51 : 2,252.25 = 1,240.17 : x
2. Step 2: Convert to fraction form
   1,498.51/2,252.25 = 1,240.17/x
3. Step 3: Cross multiply
   1,498.51x = 2,252.25 × 1,240.17
4. Step 4: Simplify right side
   1,498.51x = 2,793,172.88
5. Step 5: Solve for x
   x = 2,793,172.88/1,498.51
6. Step 6: Final answer
   x = 1,863.97