Finding the Fourth Proportional to 2,496.84, 3,445.68 and 1,377.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496.84 : 3,445.68 = 1,377.72 : x
2. Step 2: Convert to fraction form
   2,496.84/3,445.68 = 1,377.72/x
3. Step 3: Cross multiply
   2,496.84x = 3,445.68 × 1,377.72
4. Step 4: Simplify right side
   2,496.84x = 4,747,182.25
5. Step 5: Solve for x
   x = 4,747,182.25/2,496.84
6. Step 6: Final answer
   x = 1,901.28