Finding the Fourth Proportional to 6,686.94, 10,026.74 and 2,300.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,686.94 : 10,026.74 = 2,300.78 : x
2. Step 2: Convert to fraction form
   6,686.94/10,026.74 = 2,300.78/x
3. Step 3: Cross multiply
   6,686.94x = 10,026.74 × 2,300.78
4. Step 4: Simplify right side
   6,686.94x = 23,069,322.86
5. Step 5: Solve for x
   x = 23,069,322.86/6,686.94
6. Step 6: Final answer
   x = 3,449.91