Finding the Third Proportional to 9,892,402 and 21,476,792

Step by Step Solution

1. Step 1: Write the proportion equation
   9,892,402 : 21,476,792 = 21,476,792 : x
2. Step 2: Convert to fraction form
   9,892,402/21,476,792 = 21,476,792/x
3. Step 3: Cross multiply
   9,892,402x = 21,476,792 × 21,476,792
4. Step 4: Simplify right side
   9,892,402x = 461,252,594,611,264
5. Step 5: Solve for x
   x = 461,252,594,611,264/9,892,402
6. Step 6: Final answer
   x = 46,626,956.18