Finding the Fourth Proportional to 3,934.89, 5,899.58 and 1,742.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934.89 : 5,899.58 = 1,742.43 : x
2. Step 2: Convert to fraction form
   3,934.89/5,899.58 = 1,742.43/x
3. Step 3: Cross multiply
   3,934.89x = 5,899.58 × 1,742.43
4. Step 4: Simplify right side
   3,934.89x = 10,279,596.47
5. Step 5: Solve for x
   x = 10,279,596.47/3,934.89
6. Step 6: Final answer
   x = 2,612.42