Finding the Fourth Proportional to 16,585.05, 22,869.84 and 12,808.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,585.05 : 22,869.84 = 12,808.83 : x
2. Step 2: Convert to fraction form
   16,585.05/22,869.84 = 12,808.83/x
3. Step 3: Cross multiply
   16,585.05x = 22,869.84 × 12,808.83
4. Step 4: Simplify right side
   16,585.05x = 292,935,892.69
5. Step 5: Solve for x
   x = 292,935,892.69/16,585.05
6. Step 6: Final answer
   x = 17,662.65