Finding the Third Proportional to 42,311 and 62,007

Step by Step Solution

1. Step 1: Write the proportion equation
   42,311 : 62,007 = 62,007 : x
2. Step 2: Convert to fraction form
   42,311/62,007 = 62,007/x
3. Step 3: Cross multiply
   42,311x = 62,007 × 62,007
4. Step 4: Simplify right side
   42,311x = 3,844,868,049
5. Step 5: Solve for x
   x = 3,844,868,049/42,311
6. Step 6: Final answer
   x = 90,871.59