Finding the Fourth Proportional to 6,018.48, 8,287.40 and 5,667.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,018.48 : 8,287.40 = 5,667.76 : x
2. Step 2: Convert to fraction form
   6,018.48/8,287.40 = 5,667.76/x
3. Step 3: Cross multiply
   6,018.48x = 8,287.40 × 5,667.76
4. Step 4: Simplify right side
   6,018.48x = 46,970,994.22
5. Step 5: Solve for x
   x = 46,970,994.22/6,018.48
6. Step 6: Final answer
   x = 7,804.46