Finding the Fourth Proportional to 773,990,217.10, 1,086,647,404.10 and 773,990,217.10

Step by Step Solution

1. Step 1: Write the proportion equation
   773,990,217.10 : 1,086,647,404.10 = 773,990,217.10 : x
2. Step 2: Convert to fraction form
   773,990,217.10/1,086,647,404.10 = 773,990,217.10/x
3. Step 3: Cross multiply
   773,990,217.10x = 1,086,647,404.10 × 773,990,217.10
4. Step 4: Simplify right side
   773,990,217.10x = 841,054,460,210,510,336
5. Step 5: Solve for x
   x = 841,054,460,210,510,336/773,990,217.10
6. Step 6: Final answer
   x = 1,086,647,404.10