Finding the Fourth Proportional to 12,824.82, 19,239.57 and 4,502.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,824.82 : 19,239.57 = 4,502.34 : x
2. Step 2: Convert to fraction form
   12,824.82/19,239.57 = 4,502.34/x
3. Step 3: Cross multiply
   12,824.82x = 19,239.57 × 4,502.34
4. Step 4: Simplify right side
   12,824.82x = 86,623,085.59
5. Step 5: Solve for x
   x = 86,623,085.59/12,824.82
6. Step 6: Final answer
   x = 6,754.33