Finding the Third Proportional to 54,479,445,158 and 76,685,633,067

Step by Step Solution

1. Step 1: Write the proportion equation
   54,479,445,158 : 76,685,633,067 = 76,685,633,067 : x
2. Step 2: Convert to fraction form
   54,479,445,158/76,685,633,067 = 76,685,633,067/x
3. Step 3: Cross multiply
   54,479,445,158x = 76,685,633,067 × 76,685,633,067
4. Step 4: Simplify right side
   54,479,445,158x = 5,880,686,318,886,563,348,480
5. Step 5: Solve for x
   x = 5,880,686,318,886,563,348,480/54,479,445,158
6. Step 6: Final answer
   x = 107,943,212,377.28