Finding the Fourth Proportional to 1,199.25, 1,795.56 and 905.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,199.25 : 1,795.56 = 905.88 : x
2. Step 2: Convert to fraction form
   1,199.25/1,795.56 = 905.88/x
3. Step 3: Cross multiply
   1,199.25x = 1,795.56 × 905.88
4. Step 4: Simplify right side
   1,199.25x = 1,626,561.89
5. Step 5: Solve for x
   x = 1,626,561.89/1,199.25
6. Step 6: Final answer
   x = 1,356.32