Finding the Fourth Proportional to 1,679.23, 2,314.32 and 1,365.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,679.23 : 2,314.32 = 1,365.53 : x
2. Step 2: Convert to fraction form
   1,679.23/2,314.32 = 1,365.53/x
3. Step 3: Cross multiply
   1,679.23x = 2,314.32 × 1,365.53
4. Step 4: Simplify right side
   1,679.23x = 3,160,279.32
5. Step 5: Solve for x
   x = 3,160,279.32/1,679.23
6. Step 6: Final answer
   x = 1,881.98