Finding the Fourth Proportional to 12,150.69, 16,767.95 and 6,561.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,150.69 : 16,767.95 = 6,561.69 : x
2. Step 2: Convert to fraction form
   12,150.69/16,767.95 = 6,561.69/x
3. Step 3: Cross multiply
   12,150.69x = 16,767.95 × 6,561.69
4. Step 4: Simplify right side
   12,150.69x = 110,026,039.71
5. Step 5: Solve for x
   x = 110,026,039.71/12,150.69
6. Step 6: Final answer
   x = 9,055.13