Finding the Fourth Proportional to 9,770.72, 14,657.28 and 3,529.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,770.72 : 14,657.28 = 3,529.92 : x
2. Step 2: Convert to fraction form
   9,770.72/14,657.28 = 3,529.92/x
3. Step 3: Cross multiply
   9,770.72x = 14,657.28 × 3,529.92
4. Step 4: Simplify right side
   9,770.72x = 51,739,025.82
5. Step 5: Solve for x
   x = 51,739,025.82/9,770.72
6. Step 6: Final answer
   x = 5,295.31