Finding the Third Proportional to 4,176,174 and 9,119,364

Step by Step Solution

1. Step 1: Write the proportion equation
   4,176,174 : 9,119,364 = 9,119,364 : x
2. Step 2: Convert to fraction form
   4,176,174/9,119,364 = 9,119,364/x
3. Step 3: Cross multiply
   4,176,174x = 9,119,364 × 9,119,364
4. Step 4: Simplify right side
   4,176,174x = 83,162,799,764,496
5. Step 5: Solve for x
   x = 83,162,799,764,496/4,176,174
6. Step 6: Final answer
   x = 19,913,633.81