Finding the Fourth Proportional to 4,978.44, 7,468.52 and 2,055.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978.44 : 7,468.52 = 2,055.15 : x
2. Step 2: Convert to fraction form
   4,978.44/7,468.52 = 2,055.15/x
3. Step 3: Cross multiply
   4,978.44x = 7,468.52 × 2,055.15
4. Step 4: Simplify right side
   4,978.44x = 15,348,918.60
5. Step 5: Solve for x
   x = 15,348,918.60/4,978.44
6. Step 6: Final answer
   x = 3,083.08