Finding the Fourth Proportional to 2,086,949.18, 3,123,448.53 and 1,188,149.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,949.18 : 3,123,448.53 = 1,188,149.61 : x
2. Step 2: Convert to fraction form
   2,086,949.18/3,123,448.53 = 1,188,149.61/x
3. Step 3: Cross multiply
   2,086,949.18x = 3,123,448.53 × 1,188,149.61
4. Step 4: Simplify right side
   2,086,949.18x = 3,711,124,152,774.57
5. Step 5: Solve for x
   x = 3,711,124,152,774.57/2,086,949.18
6. Step 6: Final answer
   x = 1,778,253.25