Finding the Fourth Proportional to 2,187.52, 3,019.42 and 1,303.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187.52 : 3,019.42 = 1,303.94 : x
2. Step 2: Convert to fraction form
   2,187.52/3,019.42 = 1,303.94/x
3. Step 3: Cross multiply
   2,187.52x = 3,019.42 × 1,303.94
4. Step 4: Simplify right side
   2,187.52x = 3,937,142.51
5. Step 5: Solve for x
   x = 3,937,142.51/2,187.52
6. Step 6: Final answer
   x = 1,799.82