Finding the Fourth Proportional to 2,061.99, 2,845.64 and 1,177.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.99 : 2,845.64 = 1,177.86 : x
2. Step 2: Convert to fraction form
   2,061.99/2,845.64 = 1,177.86/x
3. Step 3: Cross multiply
   2,061.99x = 2,845.64 × 1,177.86
4. Step 4: Simplify right side
   2,061.99x = 3,351,759.64
5. Step 5: Solve for x
   x = 3,351,759.64/2,061.99
6. Step 6: Final answer
   x = 1,625.50