Finding the Fourth Proportional to 35,679.30, 49,237.83 and 19,764

Step by Step Solution

1. Step 1: Write the proportion equation
   35,679.30 : 49,237.83 = 19,764 : x
2. Step 2: Convert to fraction form
   35,679.30/49,237.83 = 19,764/x
3. Step 3: Cross multiply
   35,679.30x = 49,237.83 × 19,764
4. Step 4: Simplify right side
   35,679.30x = 973,136,472.12
5. Step 5: Solve for x
   x = 973,136,472.12/35,679.30
6. Step 6: Final answer
   x = 27,274.54