Finding the Fourth Proportional to 9,530.72, 14,298.34 and 3,980.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,530.72 : 14,298.34 = 3,980.96 : x
2. Step 2: Convert to fraction form
   9,530.72/14,298.34 = 3,980.96/x
3. Step 3: Cross multiply
   9,530.72x = 14,298.34 × 3,980.96
4. Step 4: Simplify right side
   9,530.72x = 56,921,119.61
5. Step 5: Solve for x
   x = 56,921,119.61/9,530.72
6. Step 6: Final answer
   x = 5,972.38