Finding the Fourth Proportional to 12,896.95, 17,799.78 and 7,233.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,896.95 : 17,799.78 = 7,233.98 : x
2. Step 2: Convert to fraction form
   12,896.95/17,799.78 = 7,233.98/x
3. Step 3: Cross multiply
   12,896.95x = 17,799.78 × 7,233.98
4. Step 4: Simplify right side
   12,896.95x = 128,763,252.52
5. Step 5: Solve for x
   x = 128,763,252.52/12,896.95
6. Step 6: Final answer
   x = 9,984.01