Finding the Fourth Proportional to 2,969.56, 4,451.12 and 1,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,969.56 : 4,451.12 = 1,581.50 : x
2. Step 2: Convert to fraction form
   2,969.56/4,451.12 = 1,581.50/x
3. Step 3: Cross multiply
   2,969.56x = 4,451.12 × 1,581.50
4. Step 4: Simplify right side
   2,969.56x = 7,039,446.28
5. Step 5: Solve for x
   x = 7,039,446.28/2,969.56
6. Step 6: Final answer
   x = 2,370.54