Finding the Third Proportional to 2,580,623,296 and 5,662,891,616

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580,623,296 : 5,662,891,616 = 5,662,891,616 : x
2. Step 2: Convert to fraction form
   2,580,623,296/5,662,891,616 = 5,662,891,616/x
3. Step 3: Cross multiply
   2,580,623,296x = 5,662,891,616 × 5,662,891,616
4. Step 4: Simplify right side
   2,580,623,296x = 32,068,341,454,563,090,432
5. Step 5: Solve for x
   x = 32,068,341,454,563,090,432/2,580,623,296
6. Step 6: Final answer
   x = 12,426,587,601.63