Finding the Fourth Proportional to 35,663.69, 49,215.94 and 19,747.80

Step by Step Solution

1. Step 1: Write the proportion equation
   35,663.69 : 49,215.94 = 19,747.80 : x
2. Step 2: Convert to fraction form
   35,663.69/49,215.94 = 19,747.80/x
3. Step 3: Cross multiply
   35,663.69x = 49,215.94 × 19,747.80
4. Step 4: Simplify right side
   35,663.69x = 971,906,490.56
5. Step 5: Solve for x
   x = 971,906,490.56/35,663.69
6. Step 6: Final answer
   x = 27,251.99