Finding the Fourth Proportional to 12,609.84, 17,401.42 and 7,305.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,609.84 : 17,401.42 = 7,305.15 : x
2. Step 2: Convert to fraction form
   12,609.84/17,401.42 = 7,305.15/x
3. Step 3: Cross multiply
   12,609.84x = 17,401.42 × 7,305.15
4. Step 4: Simplify right side
   12,609.84x = 127,119,983.31
5. Step 5: Solve for x
   x = 127,119,983.31/12,609.84
6. Step 6: Final answer
   x = 10,081.01