Finding the Fourth Proportional to 12,570.48, 17,346.72 and 7,537.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,570.48 : 17,346.72 = 7,537.52 : x
2. Step 2: Convert to fraction form
   12,570.48/17,346.72 = 7,537.52/x
3. Step 3: Cross multiply
   12,570.48x = 17,346.72 × 7,537.52
4. Step 4: Simplify right side
   12,570.48x = 130,751,248.93
5. Step 5: Solve for x
   x = 130,751,248.93/12,570.48
6. Step 6: Final answer
   x = 10,401.45