Finding the Third Proportional to 489,769,832 and 1,065,629,788

Step by Step Solution

1. Step 1: Write the proportion equation
   489,769,832 : 1,065,629,788 = 1,065,629,788 : x
2. Step 2: Convert to fraction form
   489,769,832/1,065,629,788 = 1,065,629,788/x
3. Step 3: Cross multiply
   489,769,832x = 1,065,629,788 × 1,065,629,788
4. Step 4: Simplify right side
   489,769,832x = 1,135,566,845,072,924,928
5. Step 5: Solve for x
   x = 1,135,566,845,072,924,928/489,769,832
6. Step 6: Final answer
   x = 2,318,572,461.75