Finding the Fourth Proportional to 2,068.88, 3,104.32 and 914.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.88 : 3,104.32 = 914.48 : x
2. Step 2: Convert to fraction form
   2,068.88/3,104.32 = 914.48/x
3. Step 3: Cross multiply
   2,068.88x = 3,104.32 × 914.48
4. Step 4: Simplify right side
   2,068.88x = 2,838,838.55
5. Step 5: Solve for x
   x = 2,838,838.55/2,068.88
6. Step 6: Final answer
   x = 1,372.16