Finding the Third Proportional to 9,718,542 and 21,267,360

Step by Step Solution

1. Step 1: Write the proportion equation
   9,718,542 : 21,267,360 = 21,267,360 : x
2. Step 2: Convert to fraction form
   9,718,542/21,267,360 = 21,267,360/x
3. Step 3: Cross multiply
   9,718,542x = 21,267,360 × 21,267,360
4. Step 4: Simplify right side
   9,718,542x = 452,300,601,369,600
5. Step 5: Solve for x
   x = 452,300,601,369,600/9,718,542
6. Step 6: Final answer
   x = 46,539,964.67