Finding the Fourth Proportional to 12,752.22, 17,588.70 and 7,446.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,752.22 : 17,588.70 = 7,446.72 : x
2. Step 2: Convert to fraction form
   12,752.22/17,588.70 = 7,446.72/x
3. Step 3: Cross multiply
   12,752.22x = 17,588.70 × 7,446.72
4. Step 4: Simplify right side
   12,752.22x = 130,978,124.06
5. Step 5: Solve for x
   x = 130,978,124.06/12,752.22
6. Step 6: Final answer
   x = 10,271.01