Finding the Third Proportional to 815,116,584 and 1,790,365,036

Step by Step Solution

1. Step 1: Write the proportion equation
   815,116,584 : 1,790,365,036 = 1,790,365,036 : x
2. Step 2: Convert to fraction form
   815,116,584/1,790,365,036 = 1,790,365,036/x
3. Step 3: Cross multiply
   815,116,584x = 1,790,365,036 × 1,790,365,036
4. Step 4: Simplify right side
   815,116,584x = 3,205,406,962,131,281,408
5. Step 5: Solve for x
   x = 3,205,406,962,131,281,408/815,116,584
6. Step 6: Final answer
   x = 3,932,452,148.63