Finding the Fourth Proportional to 2,086,950.66, 3,123,450.79 and 1,188,151.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,950.66 : 3,123,450.79 = 1,188,151.12 : x
2. Step 2: Convert to fraction form
   2,086,950.66/3,123,450.79 = 1,188,151.12/x
3. Step 3: Cross multiply
   2,086,950.66x = 3,123,450.79 × 1,188,151.12
4. Step 4: Simplify right side
   2,086,950.66x = 3,711,131,554,403.39
5. Step 5: Solve for x
   x = 3,711,131,554,403.39/2,086,950.66
6. Step 6: Final answer
   x = 1,778,255.53