Finding the Third Proportional to 40,012 and 58,372

Step by Step Solution

1. Step 1: Write the proportion equation
   40,012 : 58,372 = 58,372 : x
2. Step 2: Convert to fraction form
   40,012/58,372 = 58,372/x
3. Step 3: Cross multiply
   40,012x = 58,372 × 58,372
4. Step 4: Simplify right side
   40,012x = 3,407,290,384
5. Step 5: Solve for x
   x = 3,407,290,384/40,012
6. Step 6: Final answer
   x = 85,156.71