Finding the Third Proportional to 20,979,324 and 32,400,810

Step by Step Solution

1. Step 1: Write the proportion equation
   20,979,324 : 32,400,810 = 32,400,810 : x
2. Step 2: Convert to fraction form
   20,979,324/32,400,810 = 32,400,810/x
3. Step 3: Cross multiply
   20,979,324x = 32,400,810 × 32,400,810
4. Step 4: Simplify right side
   20,979,324x = 1,049,812,488,656,100
5. Step 5: Solve for x
   x = 1,049,812,488,656,100/20,979,324
6. Step 6: Final answer
   x = 50,040,339.18