Finding the Fourth Proportional to 16,264.77, 22,445.82 and 9,191.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,264.77 : 22,445.82 = 9,191.04 : x
2. Step 2: Convert to fraction form
   16,264.77/22,445.82 = 9,191.04/x
3. Step 3: Cross multiply
   16,264.77x = 22,445.82 × 9,191.04
4. Step 4: Simplify right side
   16,264.77x = 206,300,429.45
5. Step 5: Solve for x
   x = 206,300,429.45/16,264.77
6. Step 6: Final answer
   x = 12,683.88