Finding the Fourth Proportional to 2,967.59, 4,457.99 and 2,809.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,967.59 : 4,457.99 = 2,809.94 : x
2. Step 2: Convert to fraction form
   2,967.59/4,457.99 = 2,809.94/x
3. Step 3: Cross multiply
   2,967.59x = 4,457.99 × 2,809.94
4. Step 4: Simplify right side
   2,967.59x = 12,526,678.43
5. Step 5: Solve for x
   x = 12,526,678.43/2,967.59
6. Step 6: Final answer
   x = 4,221.17