Finding the Fourth Proportional to 36,933.42, 50,970.31 and 21,017.98

Step by Step Solution

1. Step 1: Write the proportion equation
   36,933.42 : 50,970.31 = 21,017.98 : x
2. Step 2: Convert to fraction form
   36,933.42/50,970.31 = 21,017.98/x
3. Step 3: Cross multiply
   36,933.42x = 50,970.31 × 21,017.98
4. Step 4: Simplify right side
   36,933.42x = 1,071,293,085.57
5. Step 5: Solve for x
   x = 1,071,293,085.57/36,933.42
6. Step 6: Final answer
   x = 29,006.06