Finding the Third Proportional to 14,454,756 and 21,138,300

Step by Step Solution

1. Step 1: Write the proportion equation
   14,454,756 : 21,138,300 = 21,138,300 : x
2. Step 2: Convert to fraction form
   14,454,756/21,138,300 = 21,138,300/x
3. Step 3: Cross multiply
   14,454,756x = 21,138,300 × 21,138,300
4. Step 4: Simplify right side
   14,454,756x = 446,827,726,890,000
5. Step 5: Solve for x
   x = 446,827,726,890,000/14,454,756
6. Step 6: Final answer
   x = 30,912,159.77