Finding the Fourth Proportional to 2,349.48, 3,521.72 and 1,116.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,349.48 : 3,521.72 = 1,116.30 : x
2. Step 2: Convert to fraction form
   2,349.48/3,521.72 = 1,116.30/x
3. Step 3: Cross multiply
   2,349.48x = 3,521.72 × 1,116.30
4. Step 4: Simplify right side
   2,349.48x = 3,931,296.04
5. Step 5: Solve for x
   x = 3,931,296.04/2,349.48
6. Step 6: Final answer
   x = 1,673.26