Finding the Fourth Proportional to 35,291.82, 52,936.02 and 13,109.52

Step by Step Solution

1. Step 1: Write the proportion equation
   35,291.82 : 52,936.02 = 13,109.52 : x
2. Step 2: Convert to fraction form
   35,291.82/52,936.02 = 13,109.52/x
3. Step 3: Cross multiply
   35,291.82x = 52,936.02 × 13,109.52
4. Step 4: Simplify right side
   35,291.82x = 693,965,812.91
5. Step 5: Solve for x
   x = 693,965,812.91/35,291.82
6. Step 6: Final answer
   x = 19,663.64