Finding the Fourth Proportional to 2,298.88, 3,172.52 and 1,251.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.88 : 3,172.52 = 1,251.01 : x
2. Step 2: Convert to fraction form
   2,298.88/3,172.52 = 1,251.01/x
3. Step 3: Cross multiply
   2,298.88x = 3,172.52 × 1,251.01
4. Step 4: Simplify right side
   2,298.88x = 3,968,854.25
5. Step 5: Solve for x
   x = 3,968,854.25/2,298.88
6. Step 6: Final answer
   x = 1,726.43