Finding the Fourth Proportional to 1,885.10, 2,825.37 and 1,663.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885.10 : 2,825.37 = 1,663.67 : x
2. Step 2: Convert to fraction form
   1,885.10/2,825.37 = 1,663.67/x
3. Step 3: Cross multiply
   1,885.10x = 2,825.37 × 1,663.67
4. Step 4: Simplify right side
   1,885.10x = 4,700,483.31
5. Step 5: Solve for x
   x = 4,700,483.31/1,885.10
6. Step 6: Final answer
   x = 2,493.49