Finding the Third Proportional to 215,824.50 and 341,496

Step by Step Solution

1. Step 1: Write the proportion equation
   215,824.50 : 341,496 = 341,496 : x
2. Step 2: Convert to fraction form
   215,824.50/341,496 = 341,496/x
3. Step 3: Cross multiply
   215,824.50x = 341,496 × 341,496
4. Step 4: Simplify right side
   215,824.50x = 116,619,518,016
5. Step 5: Solve for x
   x = 116,619,518,016/215,824.50
6. Step 6: Final answer
   x = 540,344.21