Finding the Fourth Proportional to 7,308.53, 10,965.98 and 3,147.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,308.53 : 10,965.98 = 3,147.46 : x
2. Step 2: Convert to fraction form
   7,308.53/10,965.98 = 3,147.46/x
3. Step 3: Cross multiply
   7,308.53x = 10,965.98 × 3,147.46
4. Step 4: Simplify right side
   7,308.53x = 34,514,963.86
5. Step 5: Solve for x
   x = 34,514,963.86/7,308.53
6. Step 6: Final answer
   x = 4,722.56