Finding the Third Proportional to 5,006,484,375 and 10,424,981,388

Step by Step Solution

1. Step 1: Write the proportion equation
   5,006,484,375 : 10,424,981,388 = 10,424,981,388 : x
2. Step 2: Convert to fraction form
   5,006,484,375/10,424,981,388 = 10,424,981,388/x
3. Step 3: Cross multiply
   5,006,484,375x = 10,424,981,388 × 10,424,981,388
4. Step 4: Simplify right side
   5,006,484,375x = 108,680,236,940,146,409,472
5. Step 5: Solve for x
   x = 108,680,236,940,146,409,472/5,006,484,375
6. Step 6: Final answer
   x = 21,707,894,961.75