Finding the Fourth Proportional to 9,060.42, 12,502.23 and 5,284.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,060.42 : 12,502.23 = 5,284.82 : x
2. Step 2: Convert to fraction form
   9,060.42/12,502.23 = 5,284.82/x
3. Step 3: Cross multiply
   9,060.42x = 12,502.23 × 5,284.82
4. Step 4: Simplify right side
   9,060.42x = 66,071,972.64
5. Step 5: Solve for x
   x = 66,071,972.64/9,060.42
6. Step 6: Final answer
   x = 7,292.37