Finding the Fourth Proportional to 1,436.42, 2,152.74 and 741.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.42 : 2,152.74 = 741.44 : x
2. Step 2: Convert to fraction form
   1,436.42/2,152.74 = 741.44/x
3. Step 3: Cross multiply
   1,436.42x = 2,152.74 × 741.44
4. Step 4: Simplify right side
   1,436.42x = 1,596,127.55
5. Step 5: Solve for x
   x = 1,596,127.55/1,436.42
6. Step 6: Final answer
   x = 1,111.18