Finding the Fourth Proportional to 1,075,441.51, 1,613,405.31 and 355,781.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,075,441.51 : 1,613,405.31 = 355,781.52 : x
2. Step 2: Convert to fraction form
   1,075,441.51/1,613,405.31 = 355,781.52/x
3. Step 3: Cross multiply
   1,075,441.51x = 1,613,405.31 × 355,781.52
4. Step 4: Simplify right side
   1,075,441.51x = 574,019,797,772.03
5. Step 5: Solve for x
   x = 574,019,797,772.03/1,075,441.51
6. Step 6: Final answer
   x = 533,752.69