Finding the Fourth Proportional to 9,773.25, 13,487.22 and 5,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,773.25 : 13,487.22 = 5,581.50 : x
2. Step 2: Convert to fraction form
   9,773.25/13,487.22 = 5,581.50/x
3. Step 3: Cross multiply
   9,773.25x = 13,487.22 × 5,581.50
4. Step 4: Simplify right side
   9,773.25x = 75,278,918.43
5. Step 5: Solve for x
   x = 75,278,918.43/9,773.25
6. Step 6: Final answer
   x = 7,702.55