Finding the Fourth Proportional to 1,505.27, 2,076.93 and 875.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505.27 : 2,076.93 = 875.42 : x
2. Step 2: Convert to fraction form
   1,505.27/2,076.93 = 875.42/x
3. Step 3: Cross multiply
   1,505.27x = 2,076.93 × 875.42
4. Step 4: Simplify right side
   1,505.27x = 1,818,186.06
5. Step 5: Solve for x
   x = 1,818,186.06/1,505.27
6. Step 6: Final answer
   x = 1,207.88