Finding the Fourth Proportional to 1,656.98, 2,483.13 and 1,308.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.98 : 2,483.13 = 1,308.79 : x
2. Step 2: Convert to fraction form
   1,656.98/2,483.13 = 1,308.79/x
3. Step 3: Cross multiply
   1,656.98x = 2,483.13 × 1,308.79
4. Step 4: Simplify right side
   1,656.98x = 3,249,883.30
5. Step 5: Solve for x
   x = 3,249,883.30/1,656.98
6. Step 6: Final answer
   x = 1,961.34