Finding the Third Proportional to 42,388 and 62,282

Step by Step Solution

1. Step 1: Write the proportion equation
   42,388 : 62,282 = 62,282 : x
2. Step 2: Convert to fraction form
   42,388/62,282 = 62,282/x
3. Step 3: Cross multiply
   42,388x = 62,282 × 62,282
4. Step 4: Simplify right side
   42,388x = 3,879,047,524
5. Step 5: Solve for x
   x = 3,879,047,524/42,388
6. Step 6: Final answer
   x = 91,512.87