Finding the Fourth Proportional to 12,798.93, 17,662.61 and 7,134.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,798.93 : 17,662.61 = 7,134.04 : x
2. Step 2: Convert to fraction form
   12,798.93/17,662.61 = 7,134.04/x
3. Step 3: Cross multiply
   12,798.93x = 17,662.61 × 7,134.04
4. Step 4: Simplify right side
   12,798.93x = 126,005,719.54
5. Step 5: Solve for x
   x = 126,005,719.54/12,798.93
6. Step 6: Final answer
   x = 9,845.02