Finding the Fourth Proportional to 35,770.74, 49,362.59 and 19,638.02

Step by Step Solution

1. Step 1: Write the proportion equation
   35,770.74 : 49,362.59 = 19,638.02 : x
2. Step 2: Convert to fraction form
   35,770.74/49,362.59 = 19,638.02/x
3. Step 3: Cross multiply
   35,770.74x = 49,362.59 × 19,638.02
4. Step 4: Simplify right side
   35,770.74x = 969,383,529.67
5. Step 5: Solve for x
   x = 969,383,529.67/35,770.74
6. Step 6: Final answer
   x = 27,099.90