Finding the Third Proportional to 4,074,410 and 8,634,514

Step by Step Solution

1. Step 1: Write the proportion equation
   4,074,410 : 8,634,514 = 8,634,514 : x
2. Step 2: Convert to fraction form
   4,074,410/8,634,514 = 8,634,514/x
3. Step 3: Cross multiply
   4,074,410x = 8,634,514 × 8,634,514
4. Step 4: Simplify right side
   4,074,410x = 74,554,832,016,196
5. Step 5: Solve for x
   x = 74,554,832,016,196/4,074,410
6. Step 6: Final answer
   x = 18,298,313.62