Finding the Fourth Proportional to 16,411.11, 22,607.82 and 13,052.85

Step by Step Solution

1. Step 1: Write the proportion equation
   16,411.11 : 22,607.82 = 13,052.85 : x
2. Step 2: Convert to fraction form
   16,411.11/22,607.82 = 13,052.85/x
3. Step 3: Cross multiply
   16,411.11x = 22,607.82 × 13,052.85
4. Step 4: Simplify right side
   16,411.11x = 295,096,483.29
5. Step 5: Solve for x
   x = 295,096,483.29/16,411.11
6. Step 6: Final answer
   x = 17,981.51