Finding the Fourth Proportional to 35,705.16, 49,271.34 and 19,789.47

Step by Step Solution

1. Step 1: Write the proportion equation
   35,705.16 : 49,271.34 = 19,789.47 : x
2. Step 2: Convert to fraction form
   35,705.16/49,271.34 = 19,789.47/x
3. Step 3: Cross multiply
   35,705.16x = 49,271.34 × 19,789.47
4. Step 4: Simplify right side
   35,705.16x = 975,053,704.79
5. Step 5: Solve for x
   x = 975,053,704.79/35,705.16
6. Step 6: Final answer
   x = 27,308.48