Finding the Third Proportional to 101,102 and 155,870

Step by Step Solution

1. Step 1: Write the proportion equation
   101,102 : 155,870 = 155,870 : x
2. Step 2: Convert to fraction form
   101,102/155,870 = 155,870/x
3. Step 3: Cross multiply
   101,102x = 155,870 × 155,870
4. Step 4: Simplify right side
   101,102x = 24,295,456,900
5. Step 5: Solve for x
   x = 24,295,456,900/101,102
6. Step 6: Final answer
   x = 240,306.39