Finding the Fourth Proportional to 2,051.34, 3,077.37 and 897.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051.34 : 3,077.37 = 897.90 : x
2. Step 2: Convert to fraction form
   2,051.34/3,077.37 = 897.90/x
3. Step 3: Cross multiply
   2,051.34x = 3,077.37 × 897.90
4. Step 4: Simplify right side
   2,051.34x = 2,763,170.52
5. Step 5: Solve for x
   x = 2,763,170.52/2,051.34
6. Step 6: Final answer
   x = 1,347.01