Finding the Fourth Proportional to 16,186.83, 22,337.51 and 9,113.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,186.83 : 22,337.51 = 9,113.10 : x
2. Step 2: Convert to fraction form
   16,186.83/22,337.51 = 9,113.10/x
3. Step 3: Cross multiply
   16,186.83x = 22,337.51 × 9,113.10
4. Step 4: Simplify right side
   16,186.83x = 203,563,916.82
5. Step 5: Solve for x
   x = 203,563,916.82/16,186.83
6. Step 6: Final answer
   x = 12,575.90