Finding the Fourth Proportional to 7,010.22, 9,673.86 and 3,866.40

Step by Step Solution

1. Step 1: Write the proportion equation
   7,010.22 : 9,673.86 = 3,866.40 : x
2. Step 2: Convert to fraction form
   7,010.22/9,673.86 = 3,866.40/x
3. Step 3: Cross multiply
   7,010.22x = 9,673.86 × 3,866.40
4. Step 4: Simplify right side
   7,010.22x = 37,403,012.30
5. Step 5: Solve for x
   x = 37,403,012.30/7,010.22
6. Step 6: Final answer
   x = 5,335.50