Finding the Fourth Proportional to 7,160.48, 9,880.16 and 4,327.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,160.48 : 9,880.16 = 4,327.10 : x
2. Step 2: Convert to fraction form
   7,160.48/9,880.16 = 4,327.10/x
3. Step 3: Cross multiply
   7,160.48x = 9,880.16 × 4,327.10
4. Step 4: Simplify right side
   7,160.48x = 42,752,440.34
5. Step 5: Solve for x
   x = 42,752,440.34/7,160.48
6. Step 6: Final answer
   x = 5,970.61