Finding the Fourth Proportional to 35,686.42, 49,245.13 and 19,769.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,686.42 : 49,245.13 = 19,769.72 : x
2. Step 2: Convert to fraction form
   35,686.42/49,245.13 = 19,769.72/x
3. Step 3: Cross multiply
   35,686.42x = 49,245.13 × 19,769.72
4. Step 4: Simplify right side
   35,686.42x = 973,562,431.46
5. Step 5: Solve for x
   x = 973,562,431.46/35,686.42
6. Step 6: Final answer
   x = 27,281.03