Finding the Fourth Proportional to 1,404.48, 1,937.28 and 852.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404.48 : 1,937.28 = 852.48 : x
2. Step 2: Convert to fraction form
   1,404.48/1,937.28 = 852.48/x
3. Step 3: Cross multiply
   1,404.48x = 1,937.28 × 852.48
4. Step 4: Simplify right side
   1,404.48x = 1,651,492.45
5. Step 5: Solve for x
   x = 1,651,492.45/1,404.48
6. Step 6: Final answer
   x = 1,175.87