Finding the Third Proportional to 20,443,428 and 43,723,404

Step by Step Solution

1. Step 1: Write the proportion equation
   20,443,428 : 43,723,404 = 43,723,404 : x
2. Step 2: Convert to fraction form
   20,443,428/43,723,404 = 43,723,404/x
3. Step 3: Cross multiply
   20,443,428x = 43,723,404 × 43,723,404
4. Step 4: Simplify right side
   20,443,428x = 1,911,736,057,347,216
5. Step 5: Solve for x
   x = 1,911,736,057,347,216/20,443,428
6. Step 6: Final answer
   x = 93,513,478.14