Finding the Fourth Proportional to 2,893.34, 4,338.72 and 1,723.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,893.34 : 4,338.72 = 1,723.90 : x
2. Step 2: Convert to fraction form
   2,893.34/4,338.72 = 1,723.90/x
3. Step 3: Cross multiply
   2,893.34x = 4,338.72 × 1,723.90
4. Step 4: Simplify right side
   2,893.34x = 7,479,499.30
5. Step 5: Solve for x
   x = 7,479,499.30/2,893.34
6. Step 6: Final answer
   x = 2,585.07