Finding the Fourth Proportional to 12,917.37, 17,836.47 and 10,527.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,917.37 : 17,836.47 = 10,527.69 : x
2. Step 2: Convert to fraction form
   12,917.37/17,836.47 = 10,527.69/x
3. Step 3: Cross multiply
   12,917.37x = 17,836.47 × 10,527.69
4. Step 4: Simplify right side
   12,917.37x = 187,776,826.85
5. Step 5: Solve for x
   x = 187,776,826.85/12,917.37
6. Step 6: Final answer
   x = 14,536.77