Finding the Fourth Proportional to 3,917.43, 5,875.86 and 1,837.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,917.43 : 5,875.86 = 1,837.91 : x
2. Step 2: Convert to fraction form
   3,917.43/5,875.86 = 1,837.91/x
3. Step 3: Cross multiply
   3,917.43x = 5,875.86 × 1,837.91
4. Step 4: Simplify right side
   3,917.43x = 10,799,287.80
5. Step 5: Solve for x
   x = 10,799,287.80/3,917.43
6. Step 6: Final answer
   x = 2,756.73