Finding the Fourth Proportional to 2,654.26, 3,980.46 and 1,337.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.26 : 3,980.46 = 1,337.50 : x
2. Step 2: Convert to fraction form
   2,654.26/3,980.46 = 1,337.50/x
3. Step 3: Cross multiply
   2,654.26x = 3,980.46 × 1,337.50
4. Step 4: Simplify right side
   2,654.26x = 5,323,865.25
5. Step 5: Solve for x
   x = 5,323,865.25/2,654.26
6. Step 6: Final answer
   x = 2,005.78