Finding the Fourth Proportional to 37,922.80, 56,890.42 and 16,870.10

Step by Step Solution

1. Step 1: Write the proportion equation
   37,922.80 : 56,890.42 = 16,870.10 : x
2. Step 2: Convert to fraction form
   37,922.80/56,890.42 = 16,870.10/x
3. Step 3: Cross multiply
   37,922.80x = 56,890.42 × 16,870.10
4. Step 4: Simplify right side
   37,922.80x = 959,747,074.44
5. Step 5: Solve for x
   x = 959,747,074.44/37,922.80
6. Step 6: Final answer
   x = 25,307.92