Finding the Third Proportional to 21,581,656 and 45,158,720

Step by Step Solution

1. Step 1: Write the proportion equation
   21,581,656 : 45,158,720 = 45,158,720 : x
2. Step 2: Convert to fraction form
   21,581,656/45,158,720 = 45,158,720/x
3. Step 3: Cross multiply
   21,581,656x = 45,158,720 × 45,158,720
4. Step 4: Simplify right side
   21,581,656x = 2,039,309,992,038,400
5. Step 5: Solve for x
   x = 2,039,309,992,038,400/21,581,656
6. Step 6: Final answer
   x = 94,492,748.47