Finding the Fourth Proportional to 35,680.82, 49,239.52 and 19,766.30

Step by Step Solution

1. Step 1: Write the proportion equation
   35,680.82 : 49,239.52 = 19,766.30 : x
2. Step 2: Convert to fraction form
   35,680.82/49,239.52 = 19,766.30/x
3. Step 3: Cross multiply
   35,680.82x = 49,239.52 × 19,766.30
4. Step 4: Simplify right side
   35,680.82x = 973,282,877.98
5. Step 5: Solve for x
   x = 973,282,877.98/35,680.82
6. Step 6: Final answer
   x = 27,277.48