Finding the Fourth Proportional to 2,069.69, 3,103.72 and 914.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.69 : 3,103.72 = 914.63 : x
2. Step 2: Convert to fraction form
   2,069.69/3,103.72 = 914.63/x
3. Step 3: Cross multiply
   2,069.69x = 3,103.72 × 914.63
4. Step 4: Simplify right side
   2,069.69x = 2,838,737.62
5. Step 5: Solve for x
   x = 2,838,737.62/2,069.69
6. Step 6: Final answer
   x = 1,371.58