Finding the Third Proportional to 4,191,146 and 9,166,874

Step by Step Solution

1. Step 1: Write the proportion equation
   4,191,146 : 9,166,874 = 9,166,874 : x
2. Step 2: Convert to fraction form
   4,191,146/9,166,874 = 9,166,874/x
3. Step 3: Cross multiply
   4,191,146x = 9,166,874 × 9,166,874
4. Step 4: Simplify right side
   4,191,146x = 84,031,578,931,876
5. Step 5: Solve for x
   x = 84,031,578,931,876/4,191,146
6. Step 6: Final answer
   x = 20,049,785.65