Finding the Third Proportional to 4,225,050 and 9,123,605

Step by Step Solution

1. Step 1: Write the proportion equation
   4,225,050 : 9,123,605 = 9,123,605 : x
2. Step 2: Convert to fraction form
   4,225,050/9,123,605 = 9,123,605/x
3. Step 3: Cross multiply
   4,225,050x = 9,123,605 × 9,123,605
4. Step 4: Simplify right side
   4,225,050x = 83,240,168,196,025
5. Step 5: Solve for x
   x = 83,240,168,196,025/4,225,050
6. Step 6: Final answer
   x = 19,701,581.80