Finding the Fourth Proportional to 2,069.56, 3,103.53 and 914.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.56 : 3,103.53 = 914.50 : x
2. Step 2: Convert to fraction form
   2,069.56/3,103.53 = 914.50/x
3. Step 3: Cross multiply
   2,069.56x = 3,103.53 × 914.50
4. Step 4: Simplify right side
   2,069.56x = 2,838,178.19
5. Step 5: Solve for x
   x = 2,838,178.19/2,069.56
6. Step 6: Final answer
   x = 1,371.39