Finding the Fourth Proportional to 35,221.33, 48,610.41 and 21,796.91

Step by Step Solution

1. Step 1: Write the proportion equation
   35,221.33 : 48,610.41 = 21,796.91 : x
2. Step 2: Convert to fraction form
   35,221.33/48,610.41 = 21,796.91/x
3. Step 3: Cross multiply
   35,221.33x = 48,610.41 × 21,796.91
4. Step 4: Simplify right side
   35,221.33x = 1,059,556,731.83
5. Step 5: Solve for x
   x = 1,059,556,731.83/35,221.33
6. Step 6: Final answer
   x = 30,082.81