Finding the Third Proportional to 4,224,756 and 9,122,964

Step by Step Solution

1. Step 1: Write the proportion equation
   4,224,756 : 9,122,964 = 9,122,964 : x
2. Step 2: Convert to fraction form
   4,224,756/9,122,964 = 9,122,964/x
3. Step 3: Cross multiply
   4,224,756x = 9,122,964 × 9,122,964
4. Step 4: Simplify right side
   4,224,756x = 83,228,472,145,296
5. Step 5: Solve for x
   x = 83,228,472,145,296/4,224,756
6. Step 6: Final answer
   x = 19,700,184.38