Finding the Third Proportional to 10,637,569 and 21,902,402

Step by Step Solution

1. Step 1: Write the proportion equation
   10,637,569 : 21,902,402 = 21,902,402 : x
2. Step 2: Convert to fraction form
   10,637,569/21,902,402 = 21,902,402/x
3. Step 3: Cross multiply
   10,637,569x = 21,902,402 × 21,902,402
4. Step 4: Simplify right side
   10,637,569x = 479,715,213,369,604
5. Step 5: Solve for x
   x = 479,715,213,369,604/10,637,569
6. Step 6: Final answer
   x = 45,096,319.79