Finding the Fourth Proportional to 16,131.49, 24,185.31 and 6,774.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,131.49 : 24,185.31 = 6,774.28 : x
2. Step 2: Convert to fraction form
   16,131.49/24,185.31 = 6,774.28/x
3. Step 3: Cross multiply
   16,131.49x = 24,185.31 × 6,774.28
4. Step 4: Simplify right side
   16,131.49x = 163,838,061.83
5. Step 5: Solve for x
   x = 163,838,061.83/16,131.49
6. Step 6: Final answer
   x = 10,156.41