Finding the Fourth Proportional to 2,109,922.83, 2,911,689.99 and 1,143,077.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,922.83 : 2,911,689.99 = 1,143,077.67 : x
2. Step 2: Convert to fraction form
   2,109,922.83/2,911,689.99 = 1,143,077.67/x
3. Step 3: Cross multiply
   2,109,922.83x = 2,911,689.99 × 1,143,077.67
4. Step 4: Simplify right side
   2,109,922.83x = 3,328,287,809,531.52
5. Step 5: Solve for x
   x = 3,328,287,809,531.52/2,109,922.83
6. Step 6: Final answer
   x = 1,577,445.28