Finding the Fourth Proportional to 1,437.72, 1,984.20 and 941.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437.72 : 1,984.20 = 941.76 : x
2. Step 2: Convert to fraction form
   1,437.72/1,984.20 = 941.76/x
3. Step 3: Cross multiply
   1,437.72x = 1,984.20 × 941.76
4. Step 4: Simplify right side
   1,437.72x = 1,868,640.19
5. Step 5: Solve for x
   x = 1,868,640.19/1,437.72
6. Step 6: Final answer
   x = 1,299.72