Finding the Fourth Proportional to 35,223.48, 48,617.59 and 21,786.92

Step by Step Solution

1. Step 1: Write the proportion equation
   35,223.48 : 48,617.59 = 21,786.92 : x
2. Step 2: Convert to fraction form
   35,223.48/48,617.59 = 21,786.92/x
3. Step 3: Cross multiply
   35,223.48x = 48,617.59 × 21,786.92
4. Step 4: Simplify right side
   35,223.48x = 1,059,227,804.28
5. Step 5: Solve for x
   x = 1,059,227,804.28/35,223.48
6. Step 6: Final answer
   x = 30,071.64