Finding the Fourth Proportional to 1,506.56, 2,079.27 and 877.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,506.56 : 2,079.27 = 877.46 : x
2. Step 2: Convert to fraction form
   1,506.56/2,079.27 = 877.46/x
3. Step 3: Cross multiply
   1,506.56x = 2,079.27 × 877.46
4. Step 4: Simplify right side
   1,506.56x = 1,824,465.86
5. Step 5: Solve for x
   x = 1,824,465.86/1,506.56
6. Step 6: Final answer
   x = 1,211.02