Finding the Fourth Proportional to 9,131.01, 13,688.28 and 3,283.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,131.01 : 13,688.28 = 3,283.50 : x
2. Step 2: Convert to fraction form
   9,131.01/13,688.28 = 3,283.50/x
3. Step 3: Cross multiply
   9,131.01x = 13,688.28 × 3,283.50
4. Step 4: Simplify right side
   9,131.01x = 44,945,467.38
5. Step 5: Solve for x
   x = 44,945,467.38/9,131.01
6. Step 6: Final answer
   x = 4,922.29