Finding the Fourth Proportional to 3,926.62, 5,887.86 and 1,734.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,926.62 : 5,887.86 = 1,734.31 : x
2. Step 2: Convert to fraction form
   3,926.62/5,887.86 = 1,734.31/x
3. Step 3: Cross multiply
   3,926.62x = 5,887.86 × 1,734.31
4. Step 4: Simplify right side
   3,926.62x = 10,211,374.48
5. Step 5: Solve for x
   x = 10,211,374.48/3,926.62
6. Step 6: Final answer
   x = 2,600.55