Finding the Third Proportional to 354,002,706 and 554,099,616

Step by Step Solution

1. Step 1: Write the proportion equation
   354,002,706 : 554,099,616 = 554,099,616 : x
2. Step 2: Convert to fraction form
   354,002,706/554,099,616 = 554,099,616/x
3. Step 3: Cross multiply
   354,002,706x = 554,099,616 × 554,099,616
4. Step 4: Simplify right side
   354,002,706x = 307,026,384,451,347,456
5. Step 5: Solve for x
   x = 307,026,384,451,347,456/354,002,706
6. Step 6: Final answer
   x = 867,299,541.07