Finding the Fourth Proportional to 16,526.88, 22,801.55 and 9,355.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,526.88 : 22,801.55 = 9,355.82 : x
2. Step 2: Convert to fraction form
   16,526.88/22,801.55 = 9,355.82/x
3. Step 3: Cross multiply
   16,526.88x = 22,801.55 × 9,355.82
4. Step 4: Simplify right side
   16,526.88x = 213,327,106.90
5. Step 5: Solve for x
   x = 213,327,106.90/16,526.88
6. Step 6: Final answer
   x = 12,907.89