Finding the Fourth Proportional to 1,010,018,196.80, 1,394,787,723.36 and 954,993,173.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,018,196.80 : 1,394,787,723.36 = 954,993,173.12 : x
2. Step 2: Convert to fraction form
   1,010,018,196.80/1,394,787,723.36 = 954,993,173.12/x
3. Step 3: Cross multiply
   1,010,018,196.80x = 1,394,787,723.36 × 954,993,173.12
4. Step 4: Simplify right side
   1,010,018,196.80x = 1,332,012,753,760,387,072
5. Step 5: Solve for x
   x = 1,332,012,753,760,387,072/1,010,018,196.80
6. Step 6: Final answer
   x = 1,318,800,748.32