Finding the Fourth Proportional to 9,200.53, 13,800.76 and 2,275.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,200.53 : 13,800.76 = 2,275.03 : x
2. Step 2: Convert to fraction form
   9,200.53/13,800.76 = 2,275.03/x
3. Step 3: Cross multiply
   9,200.53x = 13,800.76 × 2,275.03
4. Step 4: Simplify right side
   9,200.53x = 31,397,102.83
5. Step 5: Solve for x
   x = 31,397,102.83/9,200.53
6. Step 6: Final answer
   x = 3,412.53