Finding the Fourth Proportional to 2,349.64, 3,525.72 and 1,116.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,349.64 : 3,525.72 = 1,116.28 : x
2. Step 2: Convert to fraction form
   2,349.64/3,525.72 = 1,116.28/x
3. Step 3: Cross multiply
   2,349.64x = 3,525.72 × 1,116.28
4. Step 4: Simplify right side
   2,349.64x = 3,935,690.72
5. Step 5: Solve for x
   x = 3,935,690.72/2,349.64
6. Step 6: Final answer
   x = 1,675.02