Finding the Fourth Proportional to 6,603.48, 9,111.18 and 4,719.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,603.48 : 9,111.18 = 4,719.96 : x
2. Step 2: Convert to fraction form
   6,603.48/9,111.18 = 4,719.96/x
3. Step 3: Cross multiply
   6,603.48x = 9,111.18 × 4,719.96
4. Step 4: Simplify right side
   6,603.48x = 43,004,405.15
5. Step 5: Solve for x
   x = 43,004,405.15/6,603.48
6. Step 6: Final answer
   x = 6,512.39