Finding the Fourth Proportional to 2,666,940.58, 3,680,377.77 and 1,443,245.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,940.58 : 3,680,377.77 = 1,443,245.95 : x
2. Step 2: Convert to fraction form
   2,666,940.58/3,680,377.77 = 1,443,245.95/x
3. Step 3: Cross multiply
   2,666,940.58x = 3,680,377.77 × 1,443,245.95
4. Step 4: Simplify right side
   2,666,940.58x = 5,311,690,311,022.53
5. Step 5: Solve for x
   x = 5,311,690,311,022.53/2,666,940.58
6. Step 6: Final answer
   x = 1,991,679.29