Finding the Fourth Proportional to 2,697.03, 3,721.34 and 1,577.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,697.03 : 3,721.34 = 1,577.74 : x
2. Step 2: Convert to fraction form
   2,697.03/3,721.34 = 1,577.74/x
3. Step 3: Cross multiply
   2,697.03x = 3,721.34 × 1,577.74
4. Step 4: Simplify right side
   2,697.03x = 5,871,303.73
5. Step 5: Solve for x
   x = 5,871,303.73/2,697.03
6. Step 6: Final answer
   x = 2,176.95