Finding the Fourth Proportional to 1,907.67, 2,846.86 and 1,896.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,907.67 : 2,846.86 = 1,896.72 : x
2. Step 2: Convert to fraction form
   1,907.67/2,846.86 = 1,896.72/x
3. Step 3: Cross multiply
   1,907.67x = 2,846.86 × 1,896.72
4. Step 4: Simplify right side
   1,907.67x = 5,399,691.56
5. Step 5: Solve for x
   x = 5,399,691.56/1,907.67
6. Step 6: Final answer
   x = 2,830.52