Finding the Fourth Proportional to 2,425.17, 3,637.35 and 864.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,425.17 : 3,637.35 = 864.94 : x
2. Step 2: Convert to fraction form
   2,425.17/3,637.35 = 864.94/x
3. Step 3: Cross multiply
   2,425.17x = 3,637.35 × 864.94
4. Step 4: Simplify right side
   2,425.17x = 3,146,071.32
5. Step 5: Solve for x
   x = 3,146,071.32/2,425.17
6. Step 6: Final answer
   x = 1,297.26