Finding the Third Proportional to 115,540 and 155,932

Step by Step Solution

1. Step 1: Write the proportion equation
   115,540 : 155,932 = 155,932 : x
2. Step 2: Convert to fraction form
   115,540/155,932 = 155,932/x
3. Step 3: Cross multiply
   115,540x = 155,932 × 155,932
4. Step 4: Simplify right side
   115,540x = 24,314,788,624
5. Step 5: Solve for x
   x = 24,314,788,624/115,540
6. Step 6: Final answer
   x = 210,444.77