Finding the Fourth Proportional to 35,759.72, 49,348.86 and 19,845.74

Step by Step Solution

1. Step 1: Write the proportion equation
   35,759.72 : 49,348.86 = 19,845.74 : x
2. Step 2: Convert to fraction form
   35,759.72/49,348.86 = 19,845.74/x
3. Step 3: Cross multiply
   35,759.72x = 49,348.86 × 19,845.74
4. Step 4: Simplify right side
   35,759.72x = 979,364,644.86
5. Step 5: Solve for x
   x = 979,364,644.86/35,759.72
6. Step 6: Final answer
   x = 27,387.37