Finding the Fourth Proportional to 12,463.91, 18,698.91 and 3,698.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,463.91 : 18,698.91 = 3,698.83 : x
2. Step 2: Convert to fraction form
   12,463.91/18,698.91 = 3,698.83/x
3. Step 3: Cross multiply
   12,463.91x = 18,698.91 × 3,698.83
4. Step 4: Simplify right side
   12,463.91x = 69,164,089.28
5. Step 5: Solve for x
   x = 69,164,089.28/12,463.91
6. Step 6: Final answer
   x = 5,549.15