Finding the Fourth Proportional to 3,917.43, 5,877.69 and 1,724.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,917.43 : 5,877.69 = 1,724.62 : x
2. Step 2: Convert to fraction form
   3,917.43/5,877.69 = 1,724.62/x
3. Step 3: Cross multiply
   3,917.43x = 5,877.69 × 1,724.62
4. Step 4: Simplify right side
   3,917.43x = 10,136,773.10
5. Step 5: Solve for x
   x = 10,136,773.10/3,917.43
6. Step 6: Final answer
   x = 2,587.61