Finding the Fourth Proportional to 12,824.96, 17,693.69 and 7,517.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,824.96 : 17,693.69 = 7,517.84 : x
2. Step 2: Convert to fraction form
   12,824.96/17,693.69 = 7,517.84/x
3. Step 3: Cross multiply
   12,824.96x = 17,693.69 × 7,517.84
4. Step 4: Simplify right side
   12,824.96x = 133,018,204.37
5. Step 5: Solve for x
   x = 133,018,204.37/12,824.96
6. Step 6: Final answer
   x = 10,371.83