Finding the Fourth Proportional to 4,978.97, 7,467.84 and 2,056.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978.97 : 7,467.84 = 2,056.89 : x
2. Step 2: Convert to fraction form
   4,978.97/7,467.84 = 2,056.89/x
3. Step 3: Cross multiply
   4,978.97x = 7,467.84 × 2,056.89
4. Step 4: Simplify right side
   4,978.97x = 15,360,525.42
5. Step 5: Solve for x
   x = 15,360,525.42/4,978.97
6. Step 6: Final answer
   x = 3,085.08