Finding the Fourth Proportional to 2,891,012.16, 4,342,774.72 and 1,879,613.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,891,012.16 : 4,342,774.72 = 1,879,613.76 : x
2. Step 2: Convert to fraction form
   2,891,012.16/4,342,774.72 = 1,879,613.76/x
3. Step 3: Cross multiply
   2,891,012.16x = 4,342,774.72 × 1,879,613.76
4. Step 4: Simplify right side
   2,891,012.16x = 8,162,739,120,292.15
5. Step 5: Solve for x
   x = 8,162,739,120,292.15/2,891,012.16
6. Step 6: Final answer
   x = 2,823,488.34