Finding the Fourth Proportional to 9,747.47, 13,451.34 and 5,498.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,747.47 : 13,451.34 = 5,498.54 : x
2. Step 2: Convert to fraction form
   9,747.47/13,451.34 = 5,498.54/x
3. Step 3: Cross multiply
   9,747.47x = 13,451.34 × 5,498.54
4. Step 4: Simplify right side
   9,747.47x = 73,962,643.17
5. Step 5: Solve for x
   x = 73,962,643.17/9,747.47
6. Step 6: Final answer
   x = 7,587.88