Finding the Third Proportional to 19,994,722,863 and 42,998,582,765.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,994,722,863 : 42,998,582,765.25 = 42,998,582,765.25 : x
2. Step 2: Convert to fraction form
   19,994,722,863/42,998,582,765.25 = 42,998,582,765.25/x
3. Step 3: Cross multiply
   19,994,722,863x = 42,998,582,765.25 × 42,998,582,765.25
4. Step 4: Simplify right side
   19,994,722,863x = 1,848,878,119,820,054,233,088
5. Step 5: Solve for x
   x = 1,848,878,119,820,054,233,088/19,994,722,863
6. Step 6: Final answer
   x = 92,468,304,386.52