Finding the Fourth Proportional to 2,473.28, 3,708.72 and 914.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,473.28 : 3,708.72 = 914.02 : x
2. Step 2: Convert to fraction form
   2,473.28/3,708.72 = 914.02/x
3. Step 3: Cross multiply
   2,473.28x = 3,708.72 × 914.02
4. Step 4: Simplify right side
   2,473.28x = 3,389,844.25
5. Step 5: Solve for x
   x = 3,389,844.25/2,473.28
6. Step 6: Final answer
   x = 1,370.59