Finding the Fourth Proportional to 12,468.71, 18,686.83 and 5,064.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,468.71 : 18,686.83 = 5,064.52 : x
2. Step 2: Convert to fraction form
   12,468.71/18,686.83 = 5,064.52/x
3. Step 3: Cross multiply
   12,468.71x = 18,686.83 × 5,064.52
4. Step 4: Simplify right side
   12,468.71x = 94,639,764.89
5. Step 5: Solve for x
   x = 94,639,764.89/12,468.71
6. Step 6: Final answer
   x = 7,590.18