Finding the Third Proportional to 34,665 and 55,103

Step by Step Solution

1. Step 1: Write the proportion equation
   34,665 : 55,103 = 55,103 : x
2. Step 2: Convert to fraction form
   34,665/55,103 = 55,103/x
3. Step 3: Cross multiply
   34,665x = 55,103 × 55,103
4. Step 4: Simplify right side
   34,665x = 3,036,340,609
5. Step 5: Solve for x
   x = 3,036,340,609/34,665
6. Step 6: Final answer
   x = 87,590.96