Finding the Fourth Proportional to 2,317.98, 3,199.38 and 1,573.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.98 : 3,199.38 = 1,573.18 : x
2. Step 2: Convert to fraction form
   2,317.98/3,199.38 = 1,573.18/x
3. Step 3: Cross multiply
   2,317.98x = 3,199.38 × 1,573.18
4. Step 4: Simplify right side
   2,317.98x = 5,033,200.63
5. Step 5: Solve for x
   x = 5,033,200.63/2,317.98
6. Step 6: Final answer
   x = 2,171.37