Finding the Fourth Proportional to 2,210.56, 3,050.86 and 1,426.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210.56 : 3,050.86 = 1,426.88 : x
2. Step 2: Convert to fraction form
   2,210.56/3,050.86 = 1,426.88/x
3. Step 3: Cross multiply
   2,210.56x = 3,050.86 × 1,426.88
4. Step 4: Simplify right side
   2,210.56x = 4,353,211.12
5. Step 5: Solve for x
   x = 4,353,211.12/2,210.56
6. Step 6: Final answer
   x = 1,969.28