Finding the Fourth Proportional to 2,109,745.68, 2,911,446.27 and 1,142,880.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,745.68 : 2,911,446.27 = 1,142,880.27 : x
2. Step 2: Convert to fraction form
   2,109,745.68/2,911,446.27 = 1,142,880.27/x
3. Step 3: Cross multiply
   2,109,745.68x = 2,911,446.27 × 1,142,880.27
4. Step 4: Simplify right side
   2,109,745.68x = 3,327,434,499,148.09
5. Step 5: Solve for x
   x = 3,327,434,499,148.09/2,109,745.68
6. Step 6: Final answer
   x = 1,577,173.27