Finding the Fourth Proportional to 9,264.72, 12,805.31 and 8,194.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,264.72 : 12,805.31 = 8,194.91 : x
2. Step 2: Convert to fraction form
   9,264.72/12,805.31 = 8,194.91/x
3. Step 3: Cross multiply
   9,264.72x = 12,805.31 × 8,194.91
4. Step 4: Simplify right side
   9,264.72x = 104,938,415.47
5. Step 5: Solve for x
   x = 104,938,415.47/9,264.72
6. Step 6: Final answer
   x = 11,326.67