Finding the Fourth Proportional to 14,769.89, 20,382.61 and 8,055.45

Step by Step Solution

1. Step 1: Write the proportion equation
   14,769.89 : 20,382.61 = 8,055.45 : x
2. Step 2: Convert to fraction form
   14,769.89/20,382.61 = 8,055.45/x
3. Step 3: Cross multiply
   14,769.89x = 20,382.61 × 8,055.45
4. Step 4: Simplify right side
   14,769.89x = 164,191,113.35
5. Step 5: Solve for x
   x = 164,191,113.35/14,769.89
6. Step 6: Final answer
   x = 11,116.61