Finding the Third Proportional to 9,634,876 and 13,078,878

Step by Step Solution

1. Step 1: Write the proportion equation
   9,634,876 : 13,078,878 = 13,078,878 : x
2. Step 2: Convert to fraction form
   9,634,876/13,078,878 = 13,078,878/x
3. Step 3: Cross multiply
   9,634,876x = 13,078,878 × 13,078,878
4. Step 4: Simplify right side
   9,634,876x = 171,057,049,738,884
5. Step 5: Solve for x
   x = 171,057,049,738,884/9,634,876
6. Step 6: Final answer
   x = 17,753,944.08