Finding the Third Proportional to 201,760.50 and 436,920

Step by Step Solution

1. Step 1: Write the proportion equation
   201,760.50 : 436,920 = 436,920 : x
2. Step 2: Convert to fraction form
   201,760.50/436,920 = 436,920/x
3. Step 3: Cross multiply
   201,760.50x = 436,920 × 436,920
4. Step 4: Simplify right side
   201,760.50x = 190,899,086,400
5. Step 5: Solve for x
   x = 190,899,086,400/201,760.50
6. Step 6: Final answer
   x = 946,166.80