Finding the Fourth Proportional to 2,614.45, 3,924.35 and 1,381.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,614.45 : 3,924.35 = 1,381.63 : x
2. Step 2: Convert to fraction form
   2,614.45/3,924.35 = 1,381.63/x
3. Step 3: Cross multiply
   2,614.45x = 3,924.35 × 1,381.63
4. Step 4: Simplify right side
   2,614.45x = 5,421,999.69
5. Step 5: Solve for x
   x = 5,421,999.69/2,614.45
6. Step 6: Final answer
   x = 2,073.86