Finding the Third Proportional to 56,742.50 and 82,450

Step by Step Solution

1. Step 1: Write the proportion equation
   56,742.50 : 82,450 = 82,450 : x
2. Step 2: Convert to fraction form
   56,742.50/82,450 = 82,450/x
3. Step 3: Cross multiply
   56,742.50x = 82,450 × 82,450
4. Step 4: Simplify right side
   56,742.50x = 6,798,002,500
5. Step 5: Solve for x
   x = 6,798,002,500/56,742.50
6. Step 6: Final answer
   x = 119,804.42