Finding the Fourth Proportional to 1,705.88, 2,554.68 and 1,662.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.88 : 2,554.68 = 1,662.08 : x
2. Step 2: Convert to fraction form
   1,705.88/2,554.68 = 1,662.08/x
3. Step 3: Cross multiply
   1,705.88x = 2,554.68 × 1,662.08
4. Step 4: Simplify right side
   1,705.88x = 4,246,082.53
5. Step 5: Solve for x
   x = 4,246,082.53/1,705.88
6. Step 6: Final answer
   x = 2,489.09