Finding the Third Proportional to 788,560,582.50 and 1,682,665,920

Step by Step Solution

1. Step 1: Write the proportion equation
   788,560,582.50 : 1,682,665,920 = 1,682,665,920 : x
2. Step 2: Convert to fraction form
   788,560,582.50/1,682,665,920 = 1,682,665,920/x
3. Step 3: Cross multiply
   788,560,582.50x = 1,682,665,920 × 1,682,665,920
4. Step 4: Simplify right side
   788,560,582.50x = 2,831,364,598,329,446,400
5. Step 5: Solve for x
   x = 2,831,364,598,329,446,400/788,560,582.50
6. Step 6: Final answer
   x = 3,590,547,969.51