Finding the Fourth Proportional to 9,961.53, 13,746.37 and 5,484.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,961.53 : 13,746.37 = 5,484.43 : x
2. Step 2: Convert to fraction form
   9,961.53/13,746.37 = 5,484.43/x
3. Step 3: Cross multiply
   9,961.53x = 13,746.37 × 5,484.43
4. Step 4: Simplify right side
   9,961.53x = 75,390,976.60
5. Step 5: Solve for x
   x = 75,390,976.60/9,961.53
6. Step 6: Final answer
   x = 7,568.22