Finding the Third Proportional to 648,006,480 and 1,419,101,856

Step by Step Solution

1. Step 1: Write the proportion equation
   648,006,480 : 1,419,101,856 = 1,419,101,856 : x
2. Step 2: Convert to fraction form
   648,006,480/1,419,101,856 = 1,419,101,856/x
3. Step 3: Cross multiply
   648,006,480x = 1,419,101,856 × 1,419,101,856
4. Step 4: Simplify right side
   648,006,480x = 2,013,850,077,702,644,736
5. Step 5: Solve for x
   x = 2,013,850,077,702,644,736/648,006,480
6. Step 6: Final answer
   x = 3,107,762,252.17