Finding the Fourth Proportional to 8,524.17, 12,789.98 and 2,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,524.17 : 12,789.98 = 2,981.50 : x
2. Step 2: Convert to fraction form
   8,524.17/12,789.98 = 2,981.50/x
3. Step 3: Cross multiply
   8,524.17x = 12,789.98 × 2,981.50
4. Step 4: Simplify right side
   8,524.17x = 38,133,325.37
5. Step 5: Solve for x
   x = 38,133,325.37/8,524.17
6. Step 6: Final answer
   x = 4,473.55