Finding the Fourth Proportional to 12,029.91, 18,045.56 and 5,456.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,029.91 : 18,045.56 = 5,456.62 : x
2. Step 2: Convert to fraction form
   12,029.91/18,045.56 = 5,456.62/x
3. Step 3: Cross multiply
   12,029.91x = 18,045.56 × 5,456.62
4. Step 4: Simplify right side
   12,029.91x = 98,467,763.61
5. Step 5: Solve for x
   x = 98,467,763.61/12,029.91
6. Step 6: Final answer
   x = 8,185.25