Finding the Fourth Proportional to 7,086.38, 10,630.01 and 2,156.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,086.38 : 10,630.01 = 2,156.38 : x
2. Step 2: Convert to fraction form
   7,086.38/10,630.01 = 2,156.38/x
3. Step 3: Cross multiply
   7,086.38x = 10,630.01 × 2,156.38
4. Step 4: Simplify right side
   7,086.38x = 22,922,319.78
5. Step 5: Solve for x
   x = 22,922,319.78/7,086.38
6. Step 6: Final answer
   x = 3,234.70