Finding the Fourth Proportional to 2,277.72, 3,156.71 and 2,243.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.72 : 3,156.71 = 2,243.16 : x
2. Step 2: Convert to fraction form
   2,277.72/3,156.71 = 2,243.16/x
3. Step 3: Cross multiply
   2,277.72x = 3,156.71 × 2,243.16
4. Step 4: Simplify right side
   2,277.72x = 7,080,994.39
5. Step 5: Solve for x
   x = 7,080,994.39/2,277.72
6. Step 6: Final answer
   x = 3,108.81