Finding the Fourth Proportional to 12,968.88, 17,897.16 and 7,380.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,968.88 : 17,897.16 = 7,380.24 : x
2. Step 2: Convert to fraction form
   12,968.88/17,897.16 = 7,380.24/x
3. Step 3: Cross multiply
   12,968.88x = 17,897.16 × 7,380.24
4. Step 4: Simplify right side
   12,968.88x = 132,085,336.12
5. Step 5: Solve for x
   x = 132,085,336.12/12,968.88
6. Step 6: Final answer
   x = 10,184.79