Finding the Third Proportional to 1,638,693,366 and 2,395,826,991

Step by Step Solution

1. Step 1: Write the proportion equation
   1,638,693,366 : 2,395,826,991 = 2,395,826,991 : x
2. Step 2: Convert to fraction form
   1,638,693,366/2,395,826,991 = 2,395,826,991/x
3. Step 3: Cross multiply
   1,638,693,366x = 2,395,826,991 × 2,395,826,991
4. Step 4: Simplify right side
   1,638,693,366x = 5,739,986,970,804,114,432
5. Step 5: Solve for x
   x = 5,739,986,970,804,114,432/1,638,693,366
6. Step 6: Final answer
   x = 3,502,782,820.69