Finding the Third Proportional to 4,176,164 and 9,119,344

Step by Step Solution

1. Step 1: Write the proportion equation
   4,176,164 : 9,119,344 = 9,119,344 : x
2. Step 2: Convert to fraction form
   4,176,164/9,119,344 = 9,119,344/x
3. Step 3: Cross multiply
   4,176,164x = 9,119,344 × 9,119,344
4. Step 4: Simplify right side
   4,176,164x = 83,162,434,990,336
5. Step 5: Solve for x
   x = 83,162,434,990,336/4,176,164
6. Step 6: Final answer
   x = 19,913,594.15