Finding the Fourth Proportional to 36,978.98, 51,033.04 and 21,068.42

Step by Step Solution

1. Step 1: Write the proportion equation
   36,978.98 : 51,033.04 = 21,068.42 : x
2. Step 2: Convert to fraction form
   36,978.98/51,033.04 = 21,068.42/x
3. Step 3: Cross multiply
   36,978.98x = 51,033.04 × 21,068.42
4. Step 4: Simplify right side
   36,978.98x = 1,075,185,212.76
5. Step 5: Solve for x
   x = 1,075,185,212.76/36,978.98
6. Step 6: Final answer
   x = 29,075.58