Finding the Third Proportional to 1,392,578,910 and 2,083,347,051.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,392,578,910 : 2,083,347,051.50 = 2,083,347,051.50 : x
2. Step 2: Convert to fraction form
   1,392,578,910/2,083,347,051.50 = 2,083,347,051.50/x
3. Step 3: Cross multiply
   1,392,578,910x = 2,083,347,051.50 × 2,083,347,051.50
4. Step 4: Simplify right side
   1,392,578,910x = 4,340,334,936,993,743,872
5. Step 5: Solve for x
   x = 4,340,334,936,993,743,872/1,392,578,910
6. Step 6: Final answer
   x = 3,116,760,497.97