Finding the Third Proportional to 1,402,947,420 and 1,961,403,067

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402,947,420 : 1,961,403,067 = 1,961,403,067 : x
2. Step 2: Convert to fraction form
   1,402,947,420/1,961,403,067 = 1,961,403,067/x
3. Step 3: Cross multiply
   1,402,947,420x = 1,961,403,067 × 1,961,403,067
4. Step 4: Simplify right side
   1,402,947,420x = 3,847,101,991,237,006,336
5. Step 5: Solve for x
   x = 3,847,101,991,237,006,336/1,402,947,420
6. Step 6: Final answer
   x = 2,742,156,930.75