Finding the Third Proportional to 2,557,989,908 and 5,566,410,118

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,989,908 : 5,566,410,118 = 5,566,410,118 : x
2. Step 2: Convert to fraction form
   2,557,989,908/5,566,410,118 = 5,566,410,118/x
3. Step 3: Cross multiply
   2,557,989,908x = 5,566,410,118 × 5,566,410,118
4. Step 4: Simplify right side
   2,557,989,908x = 30,984,921,601,772,773,376
5. Step 5: Solve for x
   x = 30,984,921,601,772,773,376/2,557,989,908
6. Step 6: Final answer
   x = 12,112,996,030.54