Finding the Fourth Proportional to 1,995.21, 2,752.72 and 1,332.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,995.21 : 2,752.72 = 1,332.50 : x
2. Step 2: Convert to fraction form
   1,995.21/2,752.72 = 1,332.50/x
3. Step 3: Cross multiply
   1,995.21x = 2,752.72 × 1,332.50
4. Step 4: Simplify right side
   1,995.21x = 3,667,982.31
5. Step 5: Solve for x
   x = 3,667,982.31/1,995.21
6. Step 6: Final answer
   x = 1,838.39