Finding the Third Proportional to 38,610.56 and 79,102.69

Step by Step Solution

1. Step 1: Write the proportion equation
   38,610.56 : 79,102.69 = 79,102.69 : x
2. Step 2: Convert to fraction form
   38,610.56/79,102.69 = 79,102.69/x
3. Step 3: Cross multiply
   38,610.56x = 79,102.69 × 79,102.69
4. Step 4: Simplify right side
   38,610.56x = 6,257,235,169.72
5. Step 5: Solve for x
   x = 6,257,235,169.72/38,610.56
6. Step 6: Final answer
   x = 162,060.19