Finding the Fourth Proportional to 1,656.02, 2,483.48 and 681.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.02 : 2,483.48 = 681.86 : x
2. Step 2: Convert to fraction form
   1,656.02/2,483.48 = 681.86/x
3. Step 3: Cross multiply
   1,656.02x = 2,483.48 × 681.86
4. Step 4: Simplify right side
   1,656.02x = 1,693,385.67
5. Step 5: Solve for x
   x = 1,693,385.67/1,656.02
6. Step 6: Final answer
   x = 1,022.56