Finding the Fourth Proportional to 12,565.02, 18,849.59 and 4,245.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,565.02 : 18,849.59 = 4,245.54 : x
2. Step 2: Convert to fraction form
   12,565.02/18,849.59 = 4,245.54/x
3. Step 3: Cross multiply
   12,565.02x = 18,849.59 × 4,245.54
4. Step 4: Simplify right side
   12,565.02x = 80,026,688.33
5. Step 5: Solve for x
   x = 80,026,688.33/12,565.02
6. Step 6: Final answer
   x = 6,369.01