Finding the Fourth Proportional to 11,002.23, 16,488.77 and 8,066.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.23 : 16,488.77 = 8,066.79 : x
2. Step 2: Convert to fraction form
   11,002.23/16,488.77 = 8,066.79/x
3. Step 3: Cross multiply
   11,002.23x = 16,488.77 × 8,066.79
4. Step 4: Simplify right side
   11,002.23x = 133,011,404.61
5. Step 5: Solve for x
   x = 133,011,404.61/11,002.23
6. Step 6: Final answer
   x = 12,089.50