Finding the Fourth Proportional to 12,580.04, 17,357.64 and 7,274.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,580.04 : 17,357.64 = 7,274.72 : x
2. Step 2: Convert to fraction form
   12,580.04/17,357.64 = 7,274.72/x
3. Step 3: Cross multiply
   12,580.04x = 17,357.64 × 7,274.72
4. Step 4: Simplify right side
   12,580.04x = 126,271,970.86
5. Step 5: Solve for x
   x = 126,271,970.86/12,580.04
6. Step 6: Final answer
   x = 10,037.49