Finding the Third Proportional to 40,722 and 58,124

Step by Step Solution

1. Step 1: Write the proportion equation
   40,722 : 58,124 = 58,124 : x
2. Step 2: Convert to fraction form
   40,722/58,124 = 58,124/x
3. Step 3: Cross multiply
   40,722x = 58,124 × 58,124
4. Step 4: Simplify right side
   40,722x = 3,378,399,376
5. Step 5: Solve for x
   x = 3,378,399,376/40,722
6. Step 6: Final answer
   x = 82,962.51