Finding the Fourth Proportional to 1,384.42, 1,909.50 and 941.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384.42 : 1,909.50 = 941.53 : x
2. Step 2: Convert to fraction form
   1,384.42/1,909.50 = 941.53/x
3. Step 3: Cross multiply
   1,384.42x = 1,909.50 × 941.53
4. Step 4: Simplify right side
   1,384.42x = 1,797,851.54
5. Step 5: Solve for x
   x = 1,797,851.54/1,384.42
6. Step 6: Final answer
   x = 1,298.63