Finding the Third Proportional to 15,740.42 and 34,018.10

Step by Step Solution

1. Step 1: Write the proportion equation
   15,740.42 : 34,018.10 = 34,018.10 : x
2. Step 2: Convert to fraction form
   15,740.42/34,018.10 = 34,018.10/x
3. Step 3: Cross multiply
   15,740.42x = 34,018.10 × 34,018.10
4. Step 4: Simplify right side
   15,740.42x = 1,157,231,233.92
5. Step 5: Solve for x
   x = 1,157,231,233.92/15,740.42
6. Step 6: Final answer
   x = 73,519.72