Finding the Fourth Proportional to 12,897.93, 17,798.85 and 7,233.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,897.93 : 17,798.85 = 7,233.15 : x
2. Step 2: Convert to fraction form
   12,897.93/17,798.85 = 7,233.15/x
3. Step 3: Cross multiply
   12,897.93x = 17,798.85 × 7,233.15
4. Step 4: Simplify right side
   12,897.93x = 128,741,751.88
5. Step 5: Solve for x
   x = 128,741,751.88/12,897.93
6. Step 6: Final answer
   x = 9,981.58