Finding the Fourth Proportional to 8,492.84, 12,731.58 and 3,019.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,492.84 : 12,731.58 = 3,019.56 : x
2. Step 2: Convert to fraction form
   8,492.84/12,731.58 = 3,019.56/x
3. Step 3: Cross multiply
   8,492.84x = 12,731.58 × 3,019.56
4. Step 4: Simplify right side
   8,492.84x = 38,443,769.70
5. Step 5: Solve for x
   x = 38,443,769.70/8,492.84
6. Step 6: Final answer
   x = 4,526.61