Finding the Fourth Proportional to 12,846.40, 17,707.52 and 10,484.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,846.40 : 17,707.52 = 10,484.48 : x
2. Step 2: Convert to fraction form
   12,846.40/17,707.52 = 10,484.48/x
3. Step 3: Cross multiply
   12,846.40x = 17,707.52 × 10,484.48
4. Step 4: Simplify right side
   12,846.40x = 185,654,139.29
5. Step 5: Solve for x
   x = 185,654,139.29/12,846.40
6. Step 6: Final answer
   x = 14,451.84