Finding the Fourth Proportional to 7,669.30, 10,580.88 and 5,683.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,669.30 : 10,580.88 = 5,683.18 : x
2. Step 2: Convert to fraction form
   7,669.30/10,580.88 = 5,683.18/x
3. Step 3: Cross multiply
   7,669.30x = 10,580.88 × 5,683.18
4. Step 4: Simplify right side
   7,669.30x = 60,133,045.60
5. Step 5: Solve for x
   x = 60,133,045.60/7,669.30
6. Step 6: Final answer
   x = 7,840.75