Finding the Fourth Proportional to 1,491,014.53, 2,057,326.72 and 879,358.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,491,014.53 : 2,057,326.72 = 879,358.69 : x
2. Step 2: Convert to fraction form
   1,491,014.53/2,057,326.72 = 879,358.69/x
3. Step 3: Cross multiply
   1,491,014.53x = 2,057,326.72 × 879,358.69
4. Step 4: Simplify right side
   1,491,014.53x = 1,809,128,129,401.20
5. Step 5: Solve for x
   x = 1,809,128,129,401.20/1,491,014.53
6. Step 6: Final answer
   x = 1,213,353.79