Finding the Third Proportional to 61,329 and 82,420.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,329 : 82,420.50 = 82,420.50 : x
2. Step 2: Convert to fraction form
   61,329/82,420.50 = 82,420.50/x
3. Step 3: Cross multiply
   61,329x = 82,420.50 × 82,420.50
4. Step 4: Simplify right side
   61,329x = 6,793,138,820.25
5. Step 5: Solve for x
   x = 6,793,138,820.25/61,329
6. Step 6: Final answer
   x = 110,765.52