Finding the Third Proportional to 4,627,704 and 9,480,912

Step by Step Solution

1. Step 1: Write the proportion equation
   4,627,704 : 9,480,912 = 9,480,912 : x
2. Step 2: Convert to fraction form
   4,627,704/9,480,912 = 9,480,912/x
3. Step 3: Cross multiply
   4,627,704x = 9,480,912 × 9,480,912
4. Step 4: Simplify right side
   4,627,704x = 89,887,692,351,744
5. Step 5: Solve for x
   x = 89,887,692,351,744/4,627,704
6. Step 6: Final answer
   x = 19,423,820.61