Finding the Third Proportional to 2,096,636,661 and 4,658,696,820

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096,636,661 : 4,658,696,820 = 4,658,696,820 : x
2. Step 2: Convert to fraction form
   2,096,636,661/4,658,696,820 = 4,658,696,820/x
3. Step 3: Cross multiply
   2,096,636,661x = 4,658,696,820 × 4,658,696,820
4. Step 4: Simplify right side
   2,096,636,661x = 21,703,456,060,678,111,232
5. Step 5: Solve for x
   x = 21,703,456,060,678,111,232/2,096,636,661
6. Step 6: Final answer
   x = 10,351,558,028.34