Finding the Fourth Proportional to 9,053.16, 12,493.98 and 5,074.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,053.16 : 12,493.98 = 5,074.20 : x
2. Step 2: Convert to fraction form
   9,053.16/12,493.98 = 5,074.20/x
3. Step 3: Cross multiply
   9,053.16x = 12,493.98 × 5,074.20
4. Step 4: Simplify right side
   9,053.16x = 63,396,953.32
5. Step 5: Solve for x
   x = 63,396,953.32/9,053.16
6. Step 6: Final answer
   x = 7,002.74