Finding the Fourth Proportional to 9,061.50, 12,503.67 and 5,284.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,061.50 : 12,503.67 = 5,284.37 : x
2. Step 2: Convert to fraction form
   9,061.50/12,503.67 = 5,284.37/x
3. Step 3: Cross multiply
   9,061.50x = 12,503.67 × 5,284.37
4. Step 4: Simplify right side
   9,061.50x = 66,074,030.08
5. Step 5: Solve for x
   x = 66,074,030.08/9,061.50
6. Step 6: Final answer
   x = 7,291.73