Finding the Fourth Proportional to 2,426.51, 3,343.89 and 1,726.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.51 : 3,343.89 = 1,726.67 : x
2. Step 2: Convert to fraction form
   2,426.51/3,343.89 = 1,726.67/x
3. Step 3: Cross multiply
   2,426.51x = 3,343.89 × 1,726.67
4. Step 4: Simplify right side
   2,426.51x = 5,773,794.55
5. Step 5: Solve for x
   x = 5,773,794.55/2,426.51
6. Step 6: Final answer
   x = 2,379.46