Finding the Third Proportional to 42,402 and 62,306.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,402 : 62,306.50 = 62,306.50 : x
2. Step 2: Convert to fraction form
   42,402/62,306.50 = 62,306.50/x
3. Step 3: Cross multiply
   42,402x = 62,306.50 × 62,306.50
4. Step 4: Simplify right side
   42,402x = 3,882,099,942.25
5. Step 5: Solve for x
   x = 3,882,099,942.25/42,402
6. Step 6: Final answer
   x = 91,554.64