Finding the Third Proportional to 8,839,339 and 13,637,490

Step by Step Solution

1. Step 1: Write the proportion equation
   8,839,339 : 13,637,490 = 13,637,490 : x
2. Step 2: Convert to fraction form
   8,839,339/13,637,490 = 13,637,490/x
3. Step 3: Cross multiply
   8,839,339x = 13,637,490 × 13,637,490
4. Step 4: Simplify right side
   8,839,339x = 185,981,133,500,100
5. Step 5: Solve for x
   x = 185,981,133,500,100/8,839,339
6. Step 6: Final answer
   x = 21,040,163.01