Finding the Fourth Proportional to 6,877.42, 10,314.82 and 1,945.87

Step by Step Solution

1. Step 1: Write the proportion equation
   6,877.42 : 10,314.82 = 1,945.87 : x
2. Step 2: Convert to fraction form
   6,877.42/10,314.82 = 1,945.87/x
3. Step 3: Cross multiply
   6,877.42x = 10,314.82 × 1,945.87
4. Step 4: Simplify right side
   6,877.42x = 20,071,298.79
5. Step 5: Solve for x
   x = 20,071,298.79/6,877.42
6. Step 6: Final answer
   x = 2,918.43