Finding the Third Proportional to 42,400 and 62,304

Step by Step Solution

1. Step 1: Write the proportion equation
   42,400 : 62,304 = 62,304 : x
2. Step 2: Convert to fraction form
   42,400/62,304 = 62,304/x
3. Step 3: Cross multiply
   42,400x = 62,304 × 62,304
4. Step 4: Simplify right side
   42,400x = 3,881,788,416
5. Step 5: Solve for x
   x = 3,881,788,416/42,400
6. Step 6: Final answer
   x = 91,551.61