Finding the Third Proportional to 42,710 and 63,866

Step by Step Solution

1. Step 1: Write the proportion equation
   42,710 : 63,866 = 63,866 : x
2. Step 2: Convert to fraction form
   42,710/63,866 = 63,866/x
3. Step 3: Cross multiply
   42,710x = 63,866 × 63,866
4. Step 4: Simplify right side
   42,710x = 4,078,865,956
5. Step 5: Solve for x
   x = 4,078,865,956/42,710
6. Step 6: Final answer
   x = 95,501.43