Finding the Fourth Proportional to 2,250.89, 3,106.41 and 1,306.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.89 : 3,106.41 = 1,306.98 : x
2. Step 2: Convert to fraction form
   2,250.89/3,106.41 = 1,306.98/x
3. Step 3: Cross multiply
   2,250.89x = 3,106.41 × 1,306.98
4. Step 4: Simplify right side
   2,250.89x = 4,060,011.64
5. Step 5: Solve for x
   x = 4,060,011.64/2,250.89
6. Step 6: Final answer
   x = 1,803.73