Finding the Fourth Proportional to 12,575.27, 18,864.86 and 3,808.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,575.27 : 18,864.86 = 3,808.10 : x
2. Step 2: Convert to fraction form
   12,575.27/18,864.86 = 3,808.10/x
3. Step 3: Cross multiply
   12,575.27x = 18,864.86 × 3,808.10
4. Step 4: Simplify right side
   12,575.27x = 71,839,160.00
5. Step 5: Solve for x
   x = 71,839,160.00/12,575.27
6. Step 6: Final answer
   x = 5,712.74