Finding the Fourth Proportional to 12,617.84, 18,925.52 and 3,852.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,617.84 : 18,925.52 = 3,852.80 : x
2. Step 2: Convert to fraction form
   12,617.84/18,925.52 = 3,852.80/x
3. Step 3: Cross multiply
   12,617.84x = 18,925.52 × 3,852.80
4. Step 4: Simplify right side
   12,617.84x = 72,916,243.46
5. Step 5: Solve for x
   x = 72,916,243.46/12,617.84
6. Step 6: Final answer
   x = 5,778.82