Finding the Fourth Proportional to 16,566.72, 22,855.95 and 9,852.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,566.72 : 22,855.95 = 9,852.63 : x
2. Step 2: Convert to fraction form
   16,566.72/22,855.95 = 9,852.63/x
3. Step 3: Cross multiply
   16,566.72x = 22,855.95 × 9,852.63
4. Step 4: Simplify right side
   16,566.72x = 225,191,218.65
5. Step 5: Solve for x
   x = 225,191,218.65/16,566.72
6. Step 6: Final answer
   x = 13,592.99