Finding the Fourth Proportional to 1,884.84, 2,823.15 and 1,152.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,884.84 : 2,823.15 = 1,152.20 : x
2. Step 2: Convert to fraction form
   1,884.84/2,823.15 = 1,152.20/x
3. Step 3: Cross multiply
   1,884.84x = 2,823.15 × 1,152.20
4. Step 4: Simplify right side
   1,884.84x = 3,252,819.31
5. Step 5: Solve for x
   x = 3,252,819.31/1,884.84
6. Step 6: Final answer
   x = 1,725.78