Finding the Fourth Proportional to 1,544,688.86, 2,131,796.43 and 856,576.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,544,688.86 : 2,131,796.43 = 856,576.42 : x
2. Step 2: Convert to fraction form
   1,544,688.86/2,131,796.43 = 856,576.42/x
3. Step 3: Cross multiply
   1,544,688.86x = 2,131,796.43 × 856,576.42
4. Step 4: Simplify right side
   1,544,688.86x = 1,826,046,548,848.69
5. Step 5: Solve for x
   x = 1,826,046,548,848.69/1,544,688.86
6. Step 6: Final answer
   x = 1,182,145.22