Finding the Fourth Proportional to 1,504.91, 2,076.62 and 875.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,504.91 : 2,076.62 = 875.23 : x
2. Step 2: Convert to fraction form
   1,504.91/2,076.62 = 875.23/x
3. Step 3: Cross multiply
   1,504.91x = 2,076.62 × 875.23
4. Step 4: Simplify right side
   1,504.91x = 1,817,510.55
5. Step 5: Solve for x
   x = 1,817,510.55/1,504.91
6. Step 6: Final answer
   x = 1,207.72