Finding the Fourth Proportional to 1,203.98, 1,795.53 and 1,087.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,203.98 : 1,795.53 = 1,087.34 : x
2. Step 2: Convert to fraction form
   1,203.98/1,795.53 = 1,087.34/x
3. Step 3: Cross multiply
   1,203.98x = 1,795.53 × 1,087.34
4. Step 4: Simplify right side
   1,203.98x = 1,952,346.15
5. Step 5: Solve for x
   x = 1,952,346.15/1,203.98
6. Step 6: Final answer
   x = 1,621.58