Finding the Fourth Proportional to 7,152.64, 9,870.24 and 4,168.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,152.64 : 9,870.24 = 4,168.96 : x
2. Step 2: Convert to fraction form
   7,152.64/9,870.24 = 4,168.96/x
3. Step 3: Cross multiply
   7,152.64x = 9,870.24 × 4,168.96
4. Step 4: Simplify right side
   7,152.64x = 41,148,635.75
5. Step 5: Solve for x
   x = 41,148,635.75/7,152.64
6. Step 6: Final answer
   x = 5,752.93