Finding the Fourth Proportional to 25,196.67, 34,772.49 and 15,125.94

Step by Step Solution

1. Step 1: Write the proportion equation
   25,196.67 : 34,772.49 = 15,125.94 : x
2. Step 2: Convert to fraction form
   25,196.67/34,772.49 = 15,125.94/x
3. Step 3: Cross multiply
   25,196.67x = 34,772.49 × 15,125.94
4. Step 4: Simplify right side
   25,196.67x = 525,966,597.39
5. Step 5: Solve for x
   x = 525,966,597.39/25,196.67
6. Step 6: Final answer
   x = 20,874.45