Finding the Fourth Proportional to 16,499.99, 22,767.95 and 10,535.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499.99 : 22,767.95 = 10,535.15 : x
2. Step 2: Convert to fraction form
   16,499.99/22,767.95 = 10,535.15/x
3. Step 3: Cross multiply
   16,499.99x = 22,767.95 × 10,535.15
4. Step 4: Simplify right side
   16,499.99x = 239,863,715.77
5. Step 5: Solve for x
   x = 239,863,715.77/16,499.99
6. Step 6: Final answer
   x = 14,537.20