Finding the Fourth Proportional to 2,415.63, 3,333.57 and 1,367.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,415.63 : 3,333.57 = 1,367.69 : x
2. Step 2: Convert to fraction form
   2,415.63/3,333.57 = 1,367.69/x
3. Step 3: Cross multiply
   2,415.63x = 3,333.57 × 1,367.69
4. Step 4: Simplify right side
   2,415.63x = 4,559,290.35
5. Step 5: Solve for x
   x = 4,559,290.35/2,415.63
6. Step 6: Final answer
   x = 1,887.41