Finding the Third Proportional to 42,435 and 62,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,435 : 62,401.50 = 62,401.50 : x
2. Step 2: Convert to fraction form
   42,435/62,401.50 = 62,401.50/x
3. Step 3: Cross multiply
   42,435x = 62,401.50 × 62,401.50
4. Step 4: Simplify right side
   42,435x = 3,893,947,202.25
5. Step 5: Solve for x
   x = 3,893,947,202.25/42,435
6. Step 6: Final answer
   x = 91,762.63