Finding the Fourth Proportional to 2,666,895.59, 3,680,315.79 and 1,443,201.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,895.59 : 3,680,315.79 = 1,443,201.15 : x
2. Step 2: Convert to fraction form
   2,666,895.59/3,680,315.79 = 1,443,201.15/x
3. Step 3: Cross multiply
   2,666,895.59x = 3,680,315.79 × 1,443,201.15
4. Step 4: Simplify right side
   2,666,895.59x = 5,311,435,980,491.16
5. Step 5: Solve for x
   x = 5,311,435,980,491.16/2,666,895.59
6. Step 6: Final answer
   x = 1,991,617.52