Finding the Fourth Proportional to 1,375.99, 1,897.80 and 956.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375.99 : 1,897.80 = 956.33 : x
2. Step 2: Convert to fraction form
   1,375.99/1,897.80 = 956.33/x
3. Step 3: Cross multiply
   1,375.99x = 1,897.80 × 956.33
4. Step 4: Simplify right side
   1,375.99x = 1,814,923.07
5. Step 5: Solve for x
   x = 1,814,923.07/1,375.99
6. Step 6: Final answer
   x = 1,318.99