Finding the Third Proportional to 7,886,731,353 and 12,250,997,634

Step by Step Solution

1. Step 1: Write the proportion equation
   7,886,731,353 : 12,250,997,634 = 12,250,997,634 : x
2. Step 2: Convert to fraction form
   7,886,731,353/12,250,997,634 = 12,250,997,634/x
3. Step 3: Cross multiply
   7,886,731,353x = 12,250,997,634 × 12,250,997,634
4. Step 4: Simplify right side
   7,886,731,353x = 150,086,943,028,273,610,752
5. Step 5: Solve for x
   x = 150,086,943,028,273,610,752/7,886,731,353
6. Step 6: Final answer
   x = 19,030,310,062.63