Finding the Fourth Proportional to 6,685.31, 9,223.50 and 4,130.33

Step by Step Solution

1. Step 1: Write the proportion equation
   6,685.31 : 9,223.50 = 4,130.33 : x
2. Step 2: Convert to fraction form
   6,685.31/9,223.50 = 4,130.33/x
3. Step 3: Cross multiply
   6,685.31x = 9,223.50 × 4,130.33
4. Step 4: Simplify right side
   6,685.31x = 38,096,111.10
5. Step 5: Solve for x
   x = 38,096,111.10/6,685.31
6. Step 6: Final answer
   x = 5,698.48