Finding the Fourth Proportional to 2,907.82, 4,363.31 and 1,264.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,907.82 : 4,363.31 = 1,264.38 : x
2. Step 2: Convert to fraction form
   2,907.82/4,363.31 = 1,264.38/x
3. Step 3: Cross multiply
   2,907.82x = 4,363.31 × 1,264.38
4. Step 4: Simplify right side
   2,907.82x = 5,516,881.90
5. Step 5: Solve for x
   x = 5,516,881.90/2,907.82
6. Step 6: Final answer
   x = 1,897.26