Finding the Fourth Proportional to 12,404.92, 17,118.70 and 7,099.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404.92 : 17,118.70 = 7,099.48 : x
2. Step 2: Convert to fraction form
   12,404.92/17,118.70 = 7,099.48/x
3. Step 3: Cross multiply
   12,404.92x = 17,118.70 × 7,099.48
4. Step 4: Simplify right side
   12,404.92x = 121,533,868.28
5. Step 5: Solve for x
   x = 121,533,868.28/12,404.92
6. Step 6: Final answer
   x = 9,797.23