Finding the Third Proportional to 16,375,721.50 and 25,685,521

Step by Step Solution

1. Step 1: Write the proportion equation
   16,375,721.50 : 25,685,521 = 25,685,521 : x
2. Step 2: Convert to fraction form
   16,375,721.50/25,685,521 = 25,685,521/x
3. Step 3: Cross multiply
   16,375,721.50x = 25,685,521 × 25,685,521
4. Step 4: Simplify right side
   16,375,721.50x = 659,745,989,041,441
5. Step 5: Solve for x
   x = 659,745,989,041,441/16,375,721.50
6. Step 6: Final answer
   x = 40,288,056.26