Finding the Fourth Proportional to 7,665.22, 10,578.27 and 4,308.63

Step by Step Solution

1. Step 1: Write the proportion equation
   7,665.22 : 10,578.27 = 4,308.63 : x
2. Step 2: Convert to fraction form
   7,665.22/10,578.27 = 4,308.63/x
3. Step 3: Cross multiply
   7,665.22x = 10,578.27 × 4,308.63
4. Step 4: Simplify right side
   7,665.22x = 45,577,851.47
5. Step 5: Solve for x
   x = 45,577,851.47/7,665.22
6. Step 6: Final answer
   x = 5,946.06