Finding the Fourth Proportional to 7,877.89, 10,871.47 and 4,341.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,877.89 : 10,871.47 = 4,341.10 : x
2. Step 2: Convert to fraction form
   7,877.89/10,871.47 = 4,341.10/x
3. Step 3: Cross multiply
   7,877.89x = 10,871.47 × 4,341.10
4. Step 4: Simplify right side
   7,877.89x = 47,194,062.35
5. Step 5: Solve for x
   x = 47,194,062.35/7,877.89
6. Step 6: Final answer
   x = 5,990.70