Finding the Fourth Proportional to 9,194.18, 12,687.82 and 5,657.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,194.18 : 12,687.82 = 5,657.30 : x
2. Step 2: Convert to fraction form
   9,194.18/12,687.82 = 5,657.30/x
3. Step 3: Cross multiply
   9,194.18x = 12,687.82 × 5,657.30
4. Step 4: Simplify right side
   9,194.18x = 71,778,804.09
5. Step 5: Solve for x
   x = 71,778,804.09/9,194.18
6. Step 6: Final answer
   x = 7,806.98