Finding the Fourth Proportional to 17,772.83, 26,661.98 and 6,680.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,772.83 : 26,661.98 = 6,680.30 : x
2. Step 2: Convert to fraction form
   17,772.83/26,661.98 = 6,680.30/x
3. Step 3: Cross multiply
   17,772.83x = 26,661.98 × 6,680.30
4. Step 4: Simplify right side
   17,772.83x = 178,109,959.89
5. Step 5: Solve for x
   x = 178,109,959.89/17,772.83
6. Step 6: Final answer
   x = 10,021.47