Finding the Fourth Proportional to 1,426.37, 2,128.50 and 1,262.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.37 : 2,128.50 = 1,262.34 : x
2. Step 2: Convert to fraction form
   1,426.37/2,128.50 = 1,262.34/x
3. Step 3: Cross multiply
   1,426.37x = 2,128.50 × 1,262.34
4. Step 4: Simplify right side
   1,426.37x = 2,686,890.69
5. Step 5: Solve for x
   x = 2,686,890.69/1,426.37
6. Step 6: Final answer
   x = 1,883.73