Finding the Third Proportional to 5,575.92 and 8,056.55

Step by Step Solution

1. Step 1: Write the proportion equation
   5,575.92 : 8,056.55 = 8,056.55 : x
2. Step 2: Convert to fraction form
   5,575.92/8,056.55 = 8,056.55/x
3. Step 3: Cross multiply
   5,575.92x = 8,056.55 × 8,056.55
4. Step 4: Simplify right side
   5,575.92x = 64,907,947.55
5. Step 5: Solve for x
   x = 64,907,947.55/5,575.92
6. Step 6: Final answer
   x = 11,640.76