Finding the Third Proportional to 9,452,142 and 20,734,072

Step by Step Solution

1. Step 1: Write the proportion equation
   9,452,142 : 20,734,072 = 20,734,072 : x
2. Step 2: Convert to fraction form
   9,452,142/20,734,072 = 20,734,072/x
3. Step 3: Cross multiply
   9,452,142x = 20,734,072 × 20,734,072
4. Step 4: Simplify right side
   9,452,142x = 429,901,741,701,184
5. Step 5: Solve for x
   x = 429,901,741,701,184/9,452,142
6. Step 6: Final answer
   x = 45,481,938.56