Finding the Fourth Proportional to 10,492.94, 15,728.89 and 4,874.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,492.94 : 15,728.89 = 4,874.56 : x
2. Step 2: Convert to fraction form
   10,492.94/15,728.89 = 4,874.56/x
3. Step 3: Cross multiply
   10,492.94x = 15,728.89 × 4,874.56
4. Step 4: Simplify right side
   10,492.94x = 76,671,404.78
5. Step 5: Solve for x
   x = 76,671,404.78/10,492.94
6. Step 6: Final answer
   x = 7,306.95