Finding the Fourth Proportional to 1,505.01, 2,076.78 and 875.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505.01 : 2,076.78 = 875.41 : x
2. Step 2: Convert to fraction form
   1,505.01/2,076.78 = 875.41/x
3. Step 3: Cross multiply
   1,505.01x = 2,076.78 × 875.41
4. Step 4: Simplify right side
   1,505.01x = 1,818,033.98
5. Step 5: Solve for x
   x = 1,818,033.98/1,505.01
6. Step 6: Final answer
   x = 1,207.99