Finding the Fourth Proportional to 6,123.60, 8,452.76 and 3,606.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,123.60 : 8,452.76 = 3,606.12 : x
2. Step 2: Convert to fraction form
   6,123.60/8,452.76 = 3,606.12/x
3. Step 3: Cross multiply
   6,123.60x = 8,452.76 × 3,606.12
4. Step 4: Simplify right side
   6,123.60x = 30,481,648.86
5. Step 5: Solve for x
   x = 30,481,648.86/6,123.60
6. Step 6: Final answer
   x = 4,977.73