Finding the Third Proportional to 42,385 and 62,057

Step by Step Solution

1. Step 1: Write the proportion equation
   42,385 : 62,057 = 62,057 : x
2. Step 2: Convert to fraction form
   42,385/62,057 = 62,057/x
3. Step 3: Cross multiply
   42,385x = 62,057 × 62,057
4. Step 4: Simplify right side
   42,385x = 3,851,071,249
5. Step 5: Solve for x
   x = 3,851,071,249/42,385
6. Step 6: Final answer
   x = 90,859.30