Finding the Third Proportional to 19,994,722,969 and 42,998,582,979

Step by Step Solution

1. Step 1: Write the proportion equation
   19,994,722,969 : 42,998,582,979 = 42,998,582,979 : x
2. Step 2: Convert to fraction form
   19,994,722,969/42,998,582,979 = 42,998,582,979/x
3. Step 3: Cross multiply
   19,994,722,969x = 42,998,582,979 × 42,998,582,979
4. Step 4: Simplify right side
   19,994,722,969x = 1,848,878,138,201,948,553,216
5. Step 5: Solve for x
   x = 1,848,878,138,201,948,553,216/19,994,722,969
6. Step 6: Final answer
   x = 92,468,304,815.65