Finding the Fourth Proportional to 1,346.27, 2,023.52 and 1,317.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,346.27 : 2,023.52 = 1,317.56 : x
2. Step 2: Convert to fraction form
   1,346.27/2,023.52 = 1,317.56/x
3. Step 3: Cross multiply
   1,346.27x = 2,023.52 × 1,317.56
4. Step 4: Simplify right side
   1,346.27x = 2,666,092.31
5. Step 5: Solve for x
   x = 2,666,092.31/1,346.27
6. Step 6: Final answer
   x = 1,980.36