Finding the Fourth Proportional to 12,646.17, 17,451.35 and 7,269.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,646.17 : 17,451.35 = 7,269.50 : x
2. Step 2: Convert to fraction form
   12,646.17/17,451.35 = 7,269.50/x
3. Step 3: Cross multiply
   12,646.17x = 17,451.35 × 7,269.50
4. Step 4: Simplify right side
   12,646.17x = 126,862,465.22
5. Step 5: Solve for x
   x = 126,862,465.22/12,646.17
6. Step 6: Final answer
   x = 10,031.69