Finding the Third Proportional to 34,031 and 72,103

Step by Step Solution

1. Step 1: Write the proportion equation
   34,031 : 72,103 = 72,103 : x
2. Step 2: Convert to fraction form
   34,031/72,103 = 72,103/x
3. Step 3: Cross multiply
   34,031x = 72,103 × 72,103
4. Step 4: Simplify right side
   34,031x = 5,198,842,609
5. Step 5: Solve for x
   x = 5,198,842,609/34,031
6. Step 6: Final answer
   x = 152,767.85