Finding the Fourth Proportional to 9,942.52, 13,720.98 and 5,466.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,942.52 : 13,720.98 = 5,466.46 : x
2. Step 2: Convert to fraction form
   9,942.52/13,720.98 = 5,466.46/x
3. Step 3: Cross multiply
   9,942.52x = 13,720.98 × 5,466.46
4. Step 4: Simplify right side
   9,942.52x = 75,005,188.33
5. Step 5: Solve for x
   x = 75,005,188.33/9,942.52
6. Step 6: Final answer
   x = 7,543.88