Finding the Fourth Proportional to 5,555.44, 7,662.25 and 5,154.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,555.44 : 7,662.25 = 5,154.18 : x
2. Step 2: Convert to fraction form
   5,555.44/7,662.25 = 5,154.18/x
3. Step 3: Cross multiply
   5,555.44x = 7,662.25 × 5,154.18
4. Step 4: Simplify right side
   5,555.44x = 39,492,607.52
5. Step 5: Solve for x
   x = 39,492,607.52/5,555.44
6. Step 6: Final answer
   x = 7,108.82