Finding the Fourth Proportional to 6,866.37, 10,300.69 and 2,422.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,866.37 : 10,300.69 = 2,422.78 : x
2. Step 2: Convert to fraction form
   6,866.37/10,300.69 = 2,422.78/x
3. Step 3: Cross multiply
   6,866.37x = 10,300.69 × 2,422.78
4. Step 4: Simplify right side
   6,866.37x = 24,956,282.99
5. Step 5: Solve for x
   x = 24,956,282.99/6,866.37
6. Step 6: Final answer
   x = 3,634.57