Finding the Third Proportional to 56,012 and 86,727

Step by Step Solution

1. Step 1: Write the proportion equation
   56,012 : 86,727 = 86,727 : x
2. Step 2: Convert to fraction form
   56,012/86,727 = 86,727/x
3. Step 3: Cross multiply
   56,012x = 86,727 × 86,727
4. Step 4: Simplify right side
   56,012x = 7,521,572,529
5. Step 5: Solve for x
   x = 7,521,572,529/56,012
6. Step 6: Final answer
   x = 134,285.02