Finding the Fourth Proportional to 35,613.72, 49,142.62 and 19,696

Step by Step Solution

1. Step 1: Write the proportion equation
   35,613.72 : 49,142.62 = 19,696 : x
2. Step 2: Convert to fraction form
   35,613.72/49,142.62 = 19,696/x
3. Step 3: Cross multiply
   35,613.72x = 49,142.62 × 19,696
4. Step 4: Simplify right side
   35,613.72x = 967,913,043.52
5. Step 5: Solve for x
   x = 967,913,043.52/35,613.72
6. Step 6: Final answer
   x = 27,178.09