Finding the Fourth Proportional to 3,917.47, 5,872.06 and 1,835.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,917.47 : 5,872.06 = 1,835.72 : x
2. Step 2: Convert to fraction form
   3,917.47/5,872.06 = 1,835.72/x
3. Step 3: Cross multiply
   3,917.47x = 5,872.06 × 1,835.72
4. Step 4: Simplify right side
   3,917.47x = 10,779,448.80
5. Step 5: Solve for x
   x = 10,779,448.80/3,917.47
6. Step 6: Final answer
   x = 2,751.64