Finding the Fourth Proportional to 9,010.56, 12,435.48 and 5,474.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,010.56 : 12,435.48 = 5,474.12 : x
2. Step 2: Convert to fraction form
   9,010.56/12,435.48 = 5,474.12/x
3. Step 3: Cross multiply
   9,010.56x = 12,435.48 × 5,474.12
4. Step 4: Simplify right side
   9,010.56x = 68,073,309.78
5. Step 5: Solve for x
   x = 68,073,309.78/9,010.56
6. Step 6: Final answer
   x = 7,554.84