Finding the Fourth Proportional to 9,192.34, 12,684.76 and 5,655.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,192.34 : 12,684.76 = 5,655.61 : x
2. Step 2: Convert to fraction form
   9,192.34/12,684.76 = 5,655.61/x
3. Step 3: Cross multiply
   9,192.34x = 12,684.76 × 5,655.61
4. Step 4: Simplify right side
   9,192.34x = 71,740,055.50
5. Step 5: Solve for x
   x = 71,740,055.50/9,192.34
6. Step 6: Final answer
   x = 7,804.33