Finding the Fourth Proportional to 9,973.56, 13,764.33 and 5,497.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,973.56 : 13,764.33 = 5,497.73 : x
2. Step 2: Convert to fraction form
   9,973.56/13,764.33 = 5,497.73/x
3. Step 3: Cross multiply
   9,973.56x = 13,764.33 × 5,497.73
4. Step 4: Simplify right side
   9,973.56x = 75,672,501.15
5. Step 5: Solve for x
   x = 75,672,501.15/9,973.56
6. Step 6: Final answer
   x = 7,587.31