Finding the Fourth Proportional to 1,837.73, 2,533.50 and 1,306.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,837.73 : 2,533.50 = 1,306.91 : x
2. Step 2: Convert to fraction form
   1,837.73/2,533.50 = 1,306.91/x
3. Step 3: Cross multiply
   1,837.73x = 2,533.50 × 1,306.91
4. Step 4: Simplify right side
   1,837.73x = 3,311,062.82
5. Step 5: Solve for x
   x = 3,311,062.82/1,837.73
6. Step 6: Final answer
   x = 1,801.71