Finding the Fourth Proportional to 2,270.72, 3,404.68 and 2,077.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.72 : 3,404.68 = 2,077.34 : x
2. Step 2: Convert to fraction form
   2,270.72/3,404.68 = 2,077.34/x
3. Step 3: Cross multiply
   2,270.72x = 3,404.68 × 2,077.34
4. Step 4: Simplify right side
   2,270.72x = 7,072,677.95
5. Step 5: Solve for x
   x = 7,072,677.95/2,270.72
6. Step 6: Final answer
   x = 3,114.73