Finding the Fourth Proportional to 12,799.02, 17,665.56 and 8,314.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,799.02 : 17,665.56 = 8,314.98 : x
2. Step 2: Convert to fraction form
   12,799.02/17,665.56 = 8,314.98/x
3. Step 3: Cross multiply
   12,799.02x = 17,665.56 × 8,314.98
4. Step 4: Simplify right side
   12,799.02x = 146,888,778.09
5. Step 5: Solve for x
   x = 146,888,778.09/12,799.02
6. Step 6: Final answer
   x = 11,476.56