Finding the Third Proportional to 12,926,219 and 19,657,902

Step by Step Solution

1. Step 1: Write the proportion equation
   12,926,219 : 19,657,902 = 19,657,902 : x
2. Step 2: Convert to fraction form
   12,926,219/19,657,902 = 19,657,902/x
3. Step 3: Cross multiply
   12,926,219x = 19,657,902 × 19,657,902
4. Step 4: Simplify right side
   12,926,219x = 386,433,111,041,604
5. Step 5: Solve for x
   x = 386,433,111,041,604/12,926,219
6. Step 6: Final answer
   x = 29,895,293.51