Finding the Fourth Proportional to 7,086.04, 10,629.60 and 2,156.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,086.04 : 10,629.60 = 2,156.10 : x
2. Step 2: Convert to fraction form
   7,086.04/10,629.60 = 2,156.10/x
3. Step 3: Cross multiply
   7,086.04x = 10,629.60 × 2,156.10
4. Step 4: Simplify right side
   7,086.04x = 22,918,480.56
5. Step 5: Solve for x
   x = 22,918,480.56/7,086.04
6. Step 6: Final answer
   x = 3,234.31