Finding the Fourth Proportional to 2,575.37, 3,878.15 and 1,850.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.37 : 3,878.15 = 1,850.01 : x
2. Step 2: Convert to fraction form
   2,575.37/3,878.15 = 1,850.01/x
3. Step 3: Cross multiply
   2,575.37x = 3,878.15 × 1,850.01
4. Step 4: Simplify right side
   2,575.37x = 7,174,607.03
5. Step 5: Solve for x
   x = 7,174,607.03/2,575.37
6. Step 6: Final answer
   x = 2,785.86