Finding the Fourth Proportional to 6,905.52, 10,356.48 and 3,393.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,905.52 : 10,356.48 = 3,393.72 : x
2. Step 2: Convert to fraction form
   6,905.52/10,356.48 = 3,393.72/x
3. Step 3: Cross multiply
   6,905.52x = 10,356.48 × 3,393.72
4. Step 4: Simplify right side
   6,905.52x = 35,146,993.31
5. Step 5: Solve for x
   x = 35,146,993.31/6,905.52
6. Step 6: Final answer
   x = 5,089.70