Finding the Fourth Proportional to 10,146.29, 15,227.27 and 6,635.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,146.29 : 15,227.27 = 6,635.34 : x
2. Step 2: Convert to fraction form
   10,146.29/15,227.27 = 6,635.34/x
3. Step 3: Cross multiply
   10,146.29x = 15,227.27 × 6,635.34
4. Step 4: Simplify right side
   10,146.29x = 101,038,080.55
5. Step 5: Solve for x
   x = 101,038,080.55/10,146.29
6. Step 6: Final answer
   x = 9,958.14