Finding the Third Proportional to 59,487 and 79,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,487 : 79,307.50 = 79,307.50 : x
2. Step 2: Convert to fraction form
   59,487/79,307.50 = 79,307.50/x
3. Step 3: Cross multiply
   59,487x = 79,307.50 × 79,307.50
4. Step 4: Simplify right side
   59,487x = 6,289,679,556.25
5. Step 5: Solve for x
   x = 6,289,679,556.25/59,487
6. Step 6: Final answer
   x = 105,732.00