Finding the Fourth Proportional to 12,969.15, 17,897.54 and 7,304.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,969.15 : 17,897.54 = 7,304.28 : x
2. Step 2: Convert to fraction form
   12,969.15/17,897.54 = 7,304.28/x
3. Step 3: Cross multiply
   12,969.15x = 17,897.54 × 7,304.28
4. Step 4: Simplify right side
   12,969.15x = 130,728,606.95
5. Step 5: Solve for x
   x = 130,728,606.95/12,969.15
6. Step 6: Final answer
   x = 10,079.97