Finding the Third Proportional to 59,911.50 and 79,499.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,911.50 : 79,499.25 = 79,499.25 : x
2. Step 2: Convert to fraction form
   59,911.50/79,499.25 = 79,499.25/x
3. Step 3: Cross multiply
   59,911.50x = 79,499.25 × 79,499.25
4. Step 4: Simplify right side
   59,911.50x = 6,320,130,750.56
5. Step 5: Solve for x
   x = 6,320,130,750.56/59,911.50
6. Step 6: Final answer
   x = 105,491.11