Finding the Fourth Proportional to 16,155.83, 22,289.71 and 13,166.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,155.83 : 22,289.71 = 13,166.53 : x
2. Step 2: Convert to fraction form
   16,155.83/22,289.71 = 13,166.53/x
3. Step 3: Cross multiply
   16,155.83x = 22,289.71 × 13,166.53
4. Step 4: Simplify right side
   16,155.83x = 293,478,135.41
5. Step 5: Solve for x
   x = 293,478,135.41/16,155.83
6. Step 6: Final answer
   x = 18,165.46