Finding the Fourth Proportional to 5,086.17, 7,632.69 and 2,622.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.17 : 7,632.69 = 2,622.69 : x
2. Step 2: Convert to fraction form
   5,086.17/7,632.69 = 2,622.69/x
3. Step 3: Cross multiply
   5,086.17x = 7,632.69 × 2,622.69
4. Step 4: Simplify right side
   5,086.17x = 20,018,179.74
5. Step 5: Solve for x
   x = 20,018,179.74/5,086.17
6. Step 6: Final answer
   x = 3,935.81