Finding the Fourth Proportional to 1,343.75, 1,853.75 and 950.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,343.75 : 1,853.75 = 950.99 : x
2. Step 2: Convert to fraction form
   1,343.75/1,853.75 = 950.99/x
3. Step 3: Cross multiply
   1,343.75x = 1,853.75 × 950.99
4. Step 4: Simplify right side
   1,343.75x = 1,762,892.96
5. Step 5: Solve for x
   x = 1,762,892.96/1,343.75
6. Step 6: Final answer
   x = 1,311.92