Finding the Fourth Proportional to 1,498.50, 2,067.93 and 877.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.50 : 2,067.93 = 877.86 : x
2. Step 2: Convert to fraction form
   1,498.50/2,067.93 = 877.86/x
3. Step 3: Cross multiply
   1,498.50x = 2,067.93 × 877.86
4. Step 4: Simplify right side
   1,498.50x = 1,815,353.03
5. Step 5: Solve for x
   x = 1,815,353.03/1,498.50
6. Step 6: Final answer
   x = 1,211.45