Finding the Fourth Proportional to 25,155.90, 37,766.82 and 16,872.98

Step by Step Solution

1. Step 1: Write the proportion equation
   25,155.90 : 37,766.82 = 16,872.98 : x
2. Step 2: Convert to fraction form
   25,155.90/37,766.82 = 16,872.98/x
3. Step 3: Cross multiply
   25,155.90x = 37,766.82 × 16,872.98
4. Step 4: Simplify right side
   25,155.90x = 637,238,672.96
5. Step 5: Solve for x
   x = 637,238,672.96/25,155.90
6. Step 6: Final answer
   x = 25,331.58