Finding the Fourth Proportional to 10,796.09, 14,909.27 and 7,447.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,796.09 : 14,909.27 = 7,447.55 : x
2. Step 2: Convert to fraction form
   10,796.09/14,909.27 = 7,447.55/x
3. Step 3: Cross multiply
   10,796.09x = 14,909.27 × 7,447.55
4. Step 4: Simplify right side
   10,796.09x = 111,037,422.00
5. Step 5: Solve for x
   x = 111,037,422.00/10,796.09
6. Step 6: Final answer
   x = 10,284.97