Finding the Fourth Proportional to 5,152.32, 7,110.72 and 3,971.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,152.32 : 7,110.72 = 3,971.52 : x
2. Step 2: Convert to fraction form
   5,152.32/7,110.72 = 3,971.52/x
3. Step 3: Cross multiply
   5,152.32x = 7,110.72 × 3,971.52
4. Step 4: Simplify right side
   5,152.32x = 28,240,366.69
5. Step 5: Solve for x
   x = 28,240,366.69/5,152.32
6. Step 6: Final answer
   x = 5,481.10