Finding the Third Proportional to 16,503,078 and 25,228,953

Step by Step Solution

1. Step 1: Write the proportion equation
   16,503,078 : 25,228,953 = 25,228,953 : x
2. Step 2: Convert to fraction form
   16,503,078/25,228,953 = 25,228,953/x
3. Step 3: Cross multiply
   16,503,078x = 25,228,953 × 25,228,953
4. Step 4: Simplify right side
   16,503,078x = 636,500,069,476,209
5. Step 5: Solve for x
   x = 636,500,069,476,209/16,503,078
6. Step 6: Final answer
   x = 38,568,567.00