Finding the Fourth Proportional to 16,050.63, 22,150.90 and 8,977.11

Step by Step Solution

1. Step 1: Write the proportion equation
   16,050.63 : 22,150.90 = 8,977.11 : x
2. Step 2: Convert to fraction form
   16,050.63/22,150.90 = 8,977.11/x
3. Step 3: Cross multiply
   16,050.63x = 22,150.90 × 8,977.11
4. Step 4: Simplify right side
   16,050.63x = 198,851,065.90
5. Step 5: Solve for x
   x = 198,851,065.90/16,050.63
6. Step 6: Final answer
   x = 12,388.99