Finding the Third Proportional to 55,082 and 74,318.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,082 : 74,318.50 = 74,318.50 : x
2. Step 2: Convert to fraction form
   55,082/74,318.50 = 74,318.50/x
3. Step 3: Cross multiply
   55,082x = 74,318.50 × 74,318.50
4. Step 4: Simplify right side
   55,082x = 5,523,239,442.25
5. Step 5: Solve for x
   x = 5,523,239,442.25/55,082
6. Step 6: Final answer
   x = 100,273.04