Finding the Third Proportional to 3,670,044 and 8,634,864

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,044 : 8,634,864 = 8,634,864 : x
2. Step 2: Convert to fraction form
   3,670,044/8,634,864 = 8,634,864/x
3. Step 3: Cross multiply
   3,670,044x = 8,634,864 × 8,634,864
4. Step 4: Simplify right side
   3,670,044x = 74,560,876,298,496
5. Step 5: Solve for x
   x = 74,560,876,298,496/3,670,044
6. Step 6: Final answer
   x = 20,316,071.50