Finding the Fourth Proportional to 9,483.57, 14,219.28 and 3,940.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,483.57 : 14,219.28 = 3,940.74 : x
2. Step 2: Convert to fraction form
   9,483.57/14,219.28 = 3,940.74/x
3. Step 3: Cross multiply
   9,483.57x = 14,219.28 × 3,940.74
4. Step 4: Simplify right side
   9,483.57x = 56,034,485.47
5. Step 5: Solve for x
   x = 56,034,485.47/9,483.57
6. Step 6: Final answer
   x = 5,908.59