Finding the Fourth Proportional to 10,706.99, 14,780.27 and 8,055.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,706.99 : 14,780.27 = 8,055.05 : x
2. Step 2: Convert to fraction form
   10,706.99/14,780.27 = 8,055.05/x
3. Step 3: Cross multiply
   10,706.99x = 14,780.27 × 8,055.05
4. Step 4: Simplify right side
   10,706.99x = 119,055,760.10
5. Step 5: Solve for x
   x = 119,055,760.10/10,706.99
6. Step 6: Final answer
   x = 11,119.45