Finding the Fourth Proportional to 12,897.19, 17,796.86 and 7,304.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,897.19 : 17,796.86 = 7,304.23 : x
2. Step 2: Convert to fraction form
   12,897.19/17,796.86 = 7,304.23/x
3. Step 3: Cross multiply
   12,897.19x = 17,796.86 × 7,304.23
4. Step 4: Simplify right side
   12,897.19x = 129,992,322.20
5. Step 5: Solve for x
   x = 129,992,322.20/12,897.19
6. Step 6: Final answer
   x = 10,079.12