Finding the Fourth Proportional to 1,882.72, 2,810.59 and 1,636.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,882.72 : 2,810.59 = 1,636.75 : x
2. Step 2: Convert to fraction form
   1,882.72/2,810.59 = 1,636.75/x
3. Step 3: Cross multiply
   1,882.72x = 2,810.59 × 1,636.75
4. Step 4: Simplify right side
   1,882.72x = 4,600,233.18
5. Step 5: Solve for x
   x = 4,600,233.18/1,882.72
6. Step 6: Final answer
   x = 2,443.40