Finding the Fourth Proportional to 10,225.68, 14,116.19 and 7,708.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,225.68 : 14,116.19 = 7,708.81 : x
2. Step 2: Convert to fraction form
   10,225.68/14,116.19 = 7,708.81/x
3. Step 3: Cross multiply
   10,225.68x = 14,116.19 × 7,708.81
4. Step 4: Simplify right side
   10,225.68x = 108,819,026.63
5. Step 5: Solve for x
   x = 108,819,026.63/10,225.68
6. Step 6: Final answer
   x = 10,641.74