Finding the Fourth Proportional to 1,656.05, 2,484.47 and 682.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.05 : 2,484.47 = 682.43 : x
2. Step 2: Convert to fraction form
   1,656.05/2,484.47 = 682.43/x
3. Step 3: Cross multiply
   1,656.05x = 2,484.47 × 682.43
4. Step 4: Simplify right side
   1,656.05x = 1,695,466.15
5. Step 5: Solve for x
   x = 1,695,466.15/1,656.05
6. Step 6: Final answer
   x = 1,023.80