Finding the Fourth Proportional to 6,680.42, 10,020.16 and 2,297.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,680.42 : 10,020.16 = 2,297.78 : x
2. Step 2: Convert to fraction form
   6,680.42/10,020.16 = 2,297.78/x
3. Step 3: Cross multiply
   6,680.42x = 10,020.16 × 2,297.78
4. Step 4: Simplify right side
   6,680.42x = 23,024,123.24
5. Step 5: Solve for x
   x = 23,024,123.24/6,680.42
6. Step 6: Final answer
   x = 3,446.51