Finding the Fourth Proportional to 1,334.40, 1,996.26 and 1,153.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.40 : 1,996.26 = 1,153.74 : x
2. Step 2: Convert to fraction form
   1,334.40/1,996.26 = 1,153.74/x
3. Step 3: Cross multiply
   1,334.40x = 1,996.26 × 1,153.74
4. Step 4: Simplify right side
   1,334.40x = 2,303,165.01
5. Step 5: Solve for x
   x = 2,303,165.01/1,334.40
6. Step 6: Final answer
   x = 1,725.99