Finding the Fourth Proportional to 17,766.56, 26,653.08 and 7,379.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,766.56 : 26,653.08 = 7,379.12 : x
2. Step 2: Convert to fraction form
   17,766.56/26,653.08 = 7,379.12/x
3. Step 3: Cross multiply
   17,766.56x = 26,653.08 × 7,379.12
4. Step 4: Simplify right side
   17,766.56x = 196,676,275.69
5. Step 5: Solve for x
   x = 196,676,275.69/17,766.56
6. Step 6: Final answer
   x = 11,070.03