Finding the Fourth Proportional to 9,690.14, 13,372.48 and 5,498.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,690.14 : 13,372.48 = 5,498.06 : x
2. Step 2: Convert to fraction form
   9,690.14/13,372.48 = 5,498.06/x
3. Step 3: Cross multiply
   9,690.14x = 13,372.48 × 5,498.06
4. Step 4: Simplify right side
   9,690.14x = 73,522,616.78
5. Step 5: Solve for x
   x = 73,522,616.78/9,690.14
6. Step 6: Final answer
   x = 7,587.37