Finding the Third Proportional to 91,934,055,858 and 129,406,994,745

Step by Step Solution

1. Step 1: Write the proportion equation
   91,934,055,858 : 129,406,994,745 = 129,406,994,745 : x
2. Step 2: Convert to fraction form
   91,934,055,858/129,406,994,745 = 129,406,994,745/x
3. Step 3: Cross multiply
   91,934,055,858x = 129,406,994,745 × 129,406,994,745
4. Step 4: Simplify right side
   91,934,055,858x = 16,746,170,288,932,458,070,016
5. Step 5: Solve for x
   x = 16,746,170,288,932,458,070,016/91,934,055,858
6. Step 6: Final answer
   x = 182,154,155,308.87