Finding the Third Proportional to 20,978,894 and 32,400,003

Step by Step Solution

1. Step 1: Write the proportion equation
   20,978,894 : 32,400,003 = 32,400,003 : x
2. Step 2: Convert to fraction form
   20,978,894/32,400,003 = 32,400,003/x
3. Step 3: Cross multiply
   20,978,894x = 32,400,003 × 32,400,003
4. Step 4: Simplify right side
   20,978,894x = 1,049,760,194,400,009
5. Step 5: Solve for x
   x = 1,049,760,194,400,009/20,978,894
6. Step 6: Final answer
   x = 50,038,872.14