Finding the Fourth Proportional to 2,050.22, 3,070.88 and 1,270.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.22 : 3,070.88 = 1,270.42 : x
2. Step 2: Convert to fraction form
   2,050.22/3,070.88 = 1,270.42/x
3. Step 3: Cross multiply
   2,050.22x = 3,070.88 × 1,270.42
4. Step 4: Simplify right side
   2,050.22x = 3,901,307.37
5. Step 5: Solve for x
   x = 3,901,307.37/2,050.22
6. Step 6: Final answer
   x = 1,902.87