Finding the Third Proportional to 9,955,464 and 21,275,600

Step by Step Solution

1. Step 1: Write the proportion equation
   9,955,464 : 21,275,600 = 21,275,600 : x
2. Step 2: Convert to fraction form
   9,955,464/21,275,600 = 21,275,600/x
3. Step 3: Cross multiply
   9,955,464x = 21,275,600 × 21,275,600
4. Step 4: Simplify right side
   9,955,464x = 452,651,155,360,000
5. Step 5: Solve for x
   x = 452,651,155,360,000/9,955,464
6. Step 6: Final answer
   x = 45,467,610.08