Finding the Fourth Proportional to 9,314.37, 13,970.07 and 7,743.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,314.37 : 13,970.07 = 7,743.15 : x
2. Step 2: Convert to fraction form
   9,314.37/13,970.07 = 7,743.15/x
3. Step 3: Cross multiply
   9,314.37x = 13,970.07 × 7,743.15
4. Step 4: Simplify right side
   9,314.37x = 108,172,347.52
5. Step 5: Solve for x
   x = 108,172,347.52/9,314.37
6. Step 6: Final answer
   x = 11,613.49