Finding the Fourth Proportional to 2,669.35, 4,004.57 and 914.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.35 : 4,004.57 = 914.48 : x
2. Step 2: Convert to fraction form
   2,669.35/4,004.57 = 914.48/x
3. Step 3: Cross multiply
   2,669.35x = 4,004.57 × 914.48
4. Step 4: Simplify right side
   2,669.35x = 3,662,111.47
5. Step 5: Solve for x
   x = 3,662,111.47/2,669.35
6. Step 6: Final answer
   x = 1,371.91