Finding the Third Proportional to 4,320,099 and 9,453,762

Step by Step Solution

1. Step 1: Write the proportion equation
   4,320,099 : 9,453,762 = 9,453,762 : x
2. Step 2: Convert to fraction form
   4,320,099/9,453,762 = 9,453,762/x
3. Step 3: Cross multiply
   4,320,099x = 9,453,762 × 9,453,762
4. Step 4: Simplify right side
   4,320,099x = 89,373,615,952,644
5. Step 5: Solve for x
   x = 89,373,615,952,644/4,320,099
6. Step 6: Final answer
   x = 20,687,862.93