Finding the Fourth Proportional to 7,026.89, 9,697.12 and 3,883.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,026.89 : 9,697.12 = 3,883.28 : x
2. Step 2: Convert to fraction form
   7,026.89/9,697.12 = 3,883.28/x
3. Step 3: Cross multiply
   7,026.89x = 9,697.12 × 3,883.28
4. Step 4: Simplify right side
   7,026.89x = 37,656,573.96
5. Step 5: Solve for x
   x = 37,656,573.96/7,026.89
6. Step 6: Final answer
   x = 5,358.93