Finding the Fourth Proportional to 6,912.96, 9,539.52 and 5,152.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,912.96 : 9,539.52 = 5,152.32 : x
2. Step 2: Convert to fraction form
   6,912.96/9,539.52 = 5,152.32/x
3. Step 3: Cross multiply
   6,912.96x = 9,539.52 × 5,152.32
4. Step 4: Simplify right side
   6,912.96x = 49,150,659.69
5. Step 5: Solve for x
   x = 49,150,659.69/6,912.96
6. Step 6: Final answer
   x = 7,109.93