Finding the Fourth Proportional to 1,152, 1,725.57 and 1,088.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152 : 1,725.57 = 1,088.10 : x
2. Step 2: Convert to fraction form
   1,152/1,725.57 = 1,088.10/x
3. Step 3: Cross multiply
   1,152x = 1,725.57 × 1,088.10
4. Step 4: Simplify right side
   1,152x = 1,877,592.72
5. Step 5: Solve for x
   x = 1,877,592.72/1,152
6. Step 6: Final answer
   x = 1,629.85