Finding the Fourth Proportional to 1,456.35, 2,173.34 and 1,300.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.35 : 2,173.34 = 1,300.65 : x
2. Step 2: Convert to fraction form
   1,456.35/2,173.34 = 1,300.65/x
3. Step 3: Cross multiply
   1,456.35x = 2,173.34 × 1,300.65
4. Step 4: Simplify right side
   1,456.35x = 2,826,748.17
5. Step 5: Solve for x
   x = 2,826,748.17/1,456.35
6. Step 6: Final answer
   x = 1,940.98