Finding the Fourth Proportional to 9,054.12, 12,494.16 and 5,074.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,054.12 : 12,494.16 = 5,074.50 : x
2. Step 2: Convert to fraction form
   9,054.12/12,494.16 = 5,074.50/x
3. Step 3: Cross multiply
   9,054.12x = 12,494.16 × 5,074.50
4. Step 4: Simplify right side
   9,054.12x = 63,401,614.92
5. Step 5: Solve for x
   x = 63,401,614.92/9,054.12
6. Step 6: Final answer
   x = 7,002.52