Finding the Third Proportional to 5,196.56 and 8,062.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,196.56 : 8,062.88 = 8,062.88 : x
2. Step 2: Convert to fraction form
   5,196.56/8,062.88 = 8,062.88/x
3. Step 3: Cross multiply
   5,196.56x = 8,062.88 × 8,062.88
4. Step 4: Simplify right side
   5,196.56x = 65,009,953.27
5. Step 5: Solve for x
   x = 65,009,953.27/5,196.56
6. Step 6: Final answer
   x = 12,510.18