Finding the Fourth Proportional to 10,708.49, 14,782.35 and 8,056.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,708.49 : 14,782.35 = 8,056.55 : x
2. Step 2: Convert to fraction form
   10,708.49/14,782.35 = 8,056.55/x
3. Step 3: Cross multiply
   10,708.49x = 14,782.35 × 8,056.55
4. Step 4: Simplify right side
   10,708.49x = 119,094,667.98
5. Step 5: Solve for x
   x = 119,094,667.98/10,708.49
6. Step 6: Final answer
   x = 11,121.52