Finding the Fourth Proportional to 12,751.04, 17,613.06 and 9,803.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,751.04 : 17,613.06 = 9,803.12 : x
2. Step 2: Convert to fraction form
   12,751.04/17,613.06 = 9,803.12/x
3. Step 3: Cross multiply
   12,751.04x = 17,613.06 × 9,803.12
4. Step 4: Simplify right side
   12,751.04x = 172,662,940.75
5. Step 5: Solve for x
   x = 172,662,940.75/12,751.04
6. Step 6: Final answer
   x = 13,541.09