Finding the Fourth Proportional to 1,560.50, 2,153.52 and 852.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,560.50 : 2,153.52 = 852.37 : x
2. Step 2: Convert to fraction form
   1,560.50/2,153.52 = 852.37/x
3. Step 3: Cross multiply
   1,560.50x = 2,153.52 × 852.37
4. Step 4: Simplify right side
   1,560.50x = 1,835,602.57
5. Step 5: Solve for x
   x = 1,835,602.57/1,560.50
6. Step 6: Final answer
   x = 1,176.29