Finding the Fourth Proportional to 35,678.89, 49,238.18 and 19,764.82

Step by Step Solution

1. Step 1: Write the proportion equation
   35,678.89 : 49,238.18 = 19,764.82 : x
2. Step 2: Convert to fraction form
   35,678.89/49,238.18 = 19,764.82/x
3. Step 3: Cross multiply
   35,678.89x = 49,238.18 × 19,764.82
4. Step 4: Simplify right side
   35,678.89x = 973,183,764.83
5. Step 5: Solve for x
   x = 973,183,764.83/35,678.89
6. Step 6: Final answer
   x = 27,276.18