Finding the Third Proportional to 921,122,118 and 2,174,456,826

Step by Step Solution

1. Step 1: Write the proportion equation
   921,122,118 : 2,174,456,826 = 2,174,456,826 : x
2. Step 2: Convert to fraction form
   921,122,118/2,174,456,826 = 2,174,456,826/x
3. Step 3: Cross multiply
   921,122,118x = 2,174,456,826 × 2,174,456,826
4. Step 4: Simplify right side
   921,122,118x = 4,728,262,488,137,994,240
5. Step 5: Solve for x
   x = 4,728,262,488,137,994,240/921,122,118
6. Step 6: Final answer
   x = 5,133,154,872.46