Finding the Fourth Proportional to 12,617.59, 18,925.69 and 3,851.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,617.59 : 18,925.69 = 3,851.82 : x
2. Step 2: Convert to fraction form
   12,617.59/18,925.69 = 3,851.82/x
3. Step 3: Cross multiply
   12,617.59x = 18,925.69 × 3,851.82
4. Step 4: Simplify right side
   12,617.59x = 72,898,351.26
5. Step 5: Solve for x
   x = 72,898,351.26/12,617.59
6. Step 6: Final answer
   x = 5,777.52