Finding the Fourth Proportional to 2,109,465.78, 2,911,062.86 and 1,142,596.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,465.78 : 2,911,062.86 = 1,142,596.42 : x
2. Step 2: Convert to fraction form
   2,109,465.78/2,911,062.86 = 1,142,596.42/x
3. Step 3: Cross multiply
   2,109,465.78x = 2,911,062.86 × 1,142,596.42
4. Step 4: Simplify right side
   2,109,465.78x = 3,326,170,002,230.96
5. Step 5: Solve for x
   x = 3,326,170,002,230.96/2,109,465.78
6. Step 6: Final answer
   x = 1,576,783.10