Finding the Fourth Proportional to 35,760.96, 49,338.72 and 20,651.63

Step by Step Solution

1. Step 1: Write the proportion equation
   35,760.96 : 49,338.72 = 20,651.63 : x
2. Step 2: Convert to fraction form
   35,760.96/49,338.72 = 20,651.63/x
3. Step 3: Cross multiply
   35,760.96x = 49,338.72 × 20,651.63
4. Step 4: Simplify right side
   35,760.96x = 1,018,924,743.42
5. Step 5: Solve for x
   x = 1,018,924,743.42/35,760.96
6. Step 6: Final answer
   x = 28,492.66