Finding the Fourth Proportional to 9,064.48, 12,508.56 and 5,337.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,064.48 : 12,508.56 = 5,337.76 : x
2. Step 2: Convert to fraction form
   9,064.48/12,508.56 = 5,337.76/x
3. Step 3: Cross multiply
   9,064.48x = 12,508.56 × 5,337.76
4. Step 4: Simplify right side
   9,064.48x = 66,767,691.23
5. Step 5: Solve for x
   x = 66,767,691.23/9,064.48
6. Step 6: Final answer
   x = 7,365.86