Finding the Fourth Proportional to 35,790.66, 49,391.78 and 19,876.59

Step by Step Solution

1. Step 1: Write the proportion equation
   35,790.66 : 49,391.78 = 19,876.59 : x
2. Step 2: Convert to fraction form
   35,790.66/49,391.78 = 19,876.59/x
3. Step 3: Cross multiply
   35,790.66x = 49,391.78 × 19,876.59
4. Step 4: Simplify right side
   35,790.66x = 981,740,061.05
5. Step 5: Solve for x
   x = 981,740,061.05/35,790.66
6. Step 6: Final answer
   x = 27,430.06