Finding the Third Proportional to 16,431,476 and 25,543,274

Step by Step Solution

1. Step 1: Write the proportion equation
   16,431,476 : 25,543,274 = 25,543,274 : x
2. Step 2: Convert to fraction form
   16,431,476/25,543,274 = 25,543,274/x
3. Step 3: Cross multiply
   16,431,476x = 25,543,274 × 25,543,274
4. Step 4: Simplify right side
   16,431,476x = 652,458,846,639,076
5. Step 5: Solve for x
   x = 652,458,846,639,076/16,431,476
6. Step 6: Final answer
   x = 39,707,865.97