Finding the Third Proportional to 16,433,478 and 25,645,070

Step by Step Solution

1. Step 1: Write the proportion equation
   16,433,478 : 25,645,070 = 25,645,070 : x
2. Step 2: Convert to fraction form
   16,433,478/25,645,070 = 25,645,070/x
3. Step 3: Cross multiply
   16,433,478x = 25,645,070 × 25,645,070
4. Step 4: Simplify right side
   16,433,478x = 657,669,615,304,900
5. Step 5: Solve for x
   x = 657,669,615,304,900/16,433,478
6. Step 6: Final answer
   x = 40,020,111.10