Finding the Fourth Proportional to 8,608.86, 12,919.52 and 3,062.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,608.86 : 12,919.52 = 3,062.25 : x
2. Step 2: Convert to fraction form
   8,608.86/12,919.52 = 3,062.25/x
3. Step 3: Cross multiply
   8,608.86x = 12,919.52 × 3,062.25
4. Step 4: Simplify right side
   8,608.86x = 39,562,784.81
5. Step 5: Solve for x
   x = 39,562,784.81/8,608.86
6. Step 6: Final answer
   x = 4,595.59