Finding the Fourth Proportional to 2,116,568.85, 2,920,919.34 and 1,149,754.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,568.85 : 2,920,919.34 = 1,149,754.47 : x
2. Step 2: Convert to fraction form
   2,116,568.85/2,920,919.34 = 1,149,754.47/x
3. Step 3: Cross multiply
   2,116,568.85x = 2,920,919.34 × 1,149,754.47
4. Step 4: Simplify right side
   2,116,568.85x = 3,358,340,067,674.45
5. Step 5: Solve for x
   x = 3,358,340,067,674.45/2,116,568.85
6. Step 6: Final answer
   x = 1,586,690.68