Finding the Third Proportional to 12,926,223 and 19,657,910

Step by Step Solution

1. Step 1: Write the proportion equation
   12,926,223 : 19,657,910 = 19,657,910 : x
2. Step 2: Convert to fraction form
   12,926,223/19,657,910 = 19,657,910/x
3. Step 3: Cross multiply
   12,926,223x = 19,657,910 × 19,657,910
4. Step 4: Simplify right side
   12,926,223x = 386,433,425,568,100
5. Step 5: Solve for x
   x = 386,433,425,568,100/12,926,223
6. Step 6: Final answer
   x = 29,895,308.60