Finding the Fourth Proportional to 12,746.72, 17,570.76 and 10,384.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,746.72 : 17,570.76 = 10,384.76 : x
2. Step 2: Convert to fraction form
   12,746.72/17,570.76 = 10,384.76/x
3. Step 3: Cross multiply
   12,746.72x = 17,570.76 × 10,384.76
4. Step 4: Simplify right side
   12,746.72x = 182,468,037.76
5. Step 5: Solve for x
   x = 182,468,037.76/12,746.72
6. Step 6: Final answer
   x = 14,314.91