Finding the Fourth Proportional to 744,849, 1,027,907.82 and 405,317.52

Step by Step Solution

1. Step 1: Write the proportion equation
   744,849 : 1,027,907.82 = 405,317.52 : x
2. Step 2: Convert to fraction form
   744,849/1,027,907.82 = 405,317.52/x
3. Step 3: Cross multiply
   744,849x = 1,027,907.82 × 405,317.52
4. Step 4: Simplify right side
   744,849x = 416,629,048,391.01
5. Step 5: Solve for x
   x = 416,629,048,391.01/744,849
6. Step 6: Final answer
   x = 559,346.99