Finding the Fourth Proportional to 12,630.03, 17,431.01 and 7,254.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,630.03 : 17,431.01 = 7,254.15 : x
2. Step 2: Convert to fraction form
   12,630.03/17,431.01 = 7,254.15/x
3. Step 3: Cross multiply
   12,630.03x = 17,431.01 × 7,254.15
4. Step 4: Simplify right side
   12,630.03x = 126,447,179.33
5. Step 5: Solve for x
   x = 126,447,179.33/12,630.03
6. Step 6: Final answer
   x = 10,011.63