Finding the Third Proportional to 221,271.75 and 341,682

Step by Step Solution

1. Step 1: Write the proportion equation
   221,271.75 : 341,682 = 341,682 : x
2. Step 2: Convert to fraction form
   221,271.75/341,682 = 341,682/x
3. Step 3: Cross multiply
   221,271.75x = 341,682 × 341,682
4. Step 4: Simplify right side
   221,271.75x = 116,746,589,124
5. Step 5: Solve for x
   x = 116,746,589,124/221,271.75
6. Step 6: Final answer
   x = 527,616.33