Finding the Fourth Proportional to 2,210.98, 3,050.56 and 1,425.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210.98 : 3,050.56 = 1,425.50 : x
2. Step 2: Convert to fraction form
   2,210.98/3,050.56 = 1,425.50/x
3. Step 3: Cross multiply
   2,210.98x = 3,050.56 × 1,425.50
4. Step 4: Simplify right side
   2,210.98x = 4,348,573.28
5. Step 5: Solve for x
   x = 4,348,573.28/2,210.98
6. Step 6: Final answer
   x = 1,966.81