Finding the Fourth Proportional to 35,932.50, 49,586.86 and 21,028.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,932.50 : 49,586.86 = 21,028.50 : x
2. Step 2: Convert to fraction form
   35,932.50/49,586.86 = 21,028.50/x
3. Step 3: Cross multiply
   35,932.50x = 49,586.86 × 21,028.50
4. Step 4: Simplify right side
   35,932.50x = 1,042,737,285.51
5. Step 5: Solve for x
   x = 1,042,737,285.51/35,932.50
6. Step 6: Final answer
   x = 29,019.34