Finding the Fourth Proportional to 2,624.56, 3,937.25 and 981.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.56 : 3,937.25 = 981.34 : x
2. Step 2: Convert to fraction form
   2,624.56/3,937.25 = 981.34/x
3. Step 3: Cross multiply
   2,624.56x = 3,937.25 × 981.34
4. Step 4: Simplify right side
   2,624.56x = 3,863,790.76
5. Step 5: Solve for x
   x = 3,863,790.76/2,624.56
6. Step 6: Final answer
   x = 1,472.17