Finding the Fourth Proportional to 4,870.86, 7,305.49 and 2,096.79

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870.86 : 7,305.49 = 2,096.79 : x
2. Step 2: Convert to fraction form
   4,870.86/7,305.49 = 2,096.79/x
3. Step 3: Cross multiply
   4,870.86x = 7,305.49 × 2,096.79
4. Step 4: Simplify right side
   4,870.86x = 15,318,053.60
5. Step 5: Solve for x
   x = 15,318,053.60/4,870.86
6. Step 6: Final answer
   x = 3,144.84