Finding the Third Proportional to 471,878,978 and 732,662,788

Step by Step Solution

1. Step 1: Write the proportion equation
   471,878,978 : 732,662,788 = 732,662,788 : x
2. Step 2: Convert to fraction form
   471,878,978/732,662,788 = 732,662,788/x
3. Step 3: Cross multiply
   471,878,978x = 732,662,788 × 732,662,788
4. Step 4: Simplify right side
   471,878,978x = 536,794,760,919,932,928
5. Step 5: Solve for x
   x = 536,794,760,919,932,928/471,878,978
6. Step 6: Final answer
   x = 1,137,568,711.36