Finding the Fourth Proportional to 37,891.58, 52,290.35 and 21,759.94

Step by Step Solution

1. Step 1: Write the proportion equation
   37,891.58 : 52,290.35 = 21,759.94 : x
2. Step 2: Convert to fraction form
   37,891.58/52,290.35 = 21,759.94/x
3. Step 3: Cross multiply
   37,891.58x = 52,290.35 × 21,759.94
4. Step 4: Simplify right side
   37,891.58x = 1,137,834,878.58
5. Step 5: Solve for x
   x = 1,137,834,878.58/37,891.58
6. Step 6: Final answer
   x = 30,028.70