Finding the Fourth Proportional to 35,786.18, 49,384.67 and 19,870.69

Step by Step Solution

1. Step 1: Write the proportion equation
   35,786.18 : 49,384.67 = 19,870.69 : x
2. Step 2: Convert to fraction form
   35,786.18/49,384.67 = 19,870.69/x
3. Step 3: Cross multiply
   35,786.18x = 49,384.67 × 19,870.69
4. Step 4: Simplify right side
   35,786.18x = 981,307,468.32
5. Step 5: Solve for x
   x = 981,307,468.32/35,786.18
6. Step 6: Final answer
   x = 27,421.41