Finding the Third Proportional to 1,648,744,955 and 3,555,762,910

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,744,955 : 3,555,762,910 = 3,555,762,910 : x
2. Step 2: Convert to fraction form
   1,648,744,955/3,555,762,910 = 3,555,762,910/x
3. Step 3: Cross multiply
   1,648,744,955x = 3,555,762,910 × 3,555,762,910
4. Step 4: Simplify right side
   1,648,744,955x = 12,643,449,872,131,667,968
5. Step 5: Solve for x
   x = 12,643,449,872,131,667,968/1,648,744,955
6. Step 6: Final answer
   x = 7,668,529,831.61