Finding the Fourth Proportional to 2,061.20, 2,844.48 and 1,177.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.20 : 2,844.48 = 1,177.49 : x
2. Step 2: Convert to fraction form
   2,061.20/2,844.48 = 1,177.49/x
3. Step 3: Cross multiply
   2,061.20x = 2,844.48 × 1,177.49
4. Step 4: Simplify right side
   2,061.20x = 3,349,332.53
5. Step 5: Solve for x
   x = 3,349,332.53/2,061.20
6. Step 6: Final answer
   x = 1,624.95