Finding the Fourth Proportional to 2,175.86, 3,002.10 and 1,336.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.86 : 3,002.10 = 1,336.88 : x
2. Step 2: Convert to fraction form
   2,175.86/3,002.10 = 1,336.88/x
3. Step 3: Cross multiply
   2,175.86x = 3,002.10 × 1,336.88
4. Step 4: Simplify right side
   2,175.86x = 4,013,447.45
5. Step 5: Solve for x
   x = 4,013,447.45/2,175.86
6. Step 6: Final answer
   x = 1,844.53