Finding the Fourth Proportional to 2,457.49, 3,392.50 and 1,573.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.49 : 3,392.50 = 1,573.81 : x
2. Step 2: Convert to fraction form
   2,457.49/3,392.50 = 1,573.81/x
3. Step 3: Cross multiply
   2,457.49x = 3,392.50 × 1,573.81
4. Step 4: Simplify right side
   2,457.49x = 5,339,150.43
5. Step 5: Solve for x
   x = 5,339,150.43/2,457.49
6. Step 6: Final answer
   x = 2,172.60