Finding the Fourth Proportional to 2,404.84, 3,318.76 and 1,356.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.84 : 3,318.76 = 1,356.88 : x
2. Step 2: Convert to fraction form
   2,404.84/3,318.76 = 1,356.88/x
3. Step 3: Cross multiply
   2,404.84x = 3,318.76 × 1,356.88
4. Step 4: Simplify right side
   2,404.84x = 4,503,159.07
5. Step 5: Solve for x
   x = 4,503,159.07/2,404.84
6. Step 6: Final answer
   x = 1,872.54