Finding the Fourth Proportional to 2,320.76, 3,196.86 and 1,877.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,320.76 : 3,196.86 = 1,877.42 : x
2. Step 2: Convert to fraction form
   2,320.76/3,196.86 = 1,877.42/x
3. Step 3: Cross multiply
   2,320.76x = 3,196.86 × 1,877.42
4. Step 4: Simplify right side
   2,320.76x = 6,001,848.90
5. Step 5: Solve for x
   x = 6,001,848.90/2,320.76
6. Step 6: Final answer
   x = 2,586.16