Finding the Fourth Proportional to 14,080.67, 19,431.17 and 7,707.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,080.67 : 19,431.17 = 7,707.25 : x
2. Step 2: Convert to fraction form
   14,080.67/19,431.17 = 7,707.25/x
3. Step 3: Cross multiply
   14,080.67x = 19,431.17 × 7,707.25
4. Step 4: Simplify right side
   14,080.67x = 149,760,749.29
5. Step 5: Solve for x
   x = 149,760,749.29/14,080.67
6. Step 6: Final answer
   x = 10,635.91