Finding the Fourth Proportional to 2,077.02, 2,866.29 and 1,192.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.02 : 2,866.29 = 1,192.80 : x
2. Step 2: Convert to fraction form
   2,077.02/2,866.29 = 1,192.80/x
3. Step 3: Cross multiply
   2,077.02x = 2,866.29 × 1,192.80
4. Step 4: Simplify right side
   2,077.02x = 3,418,910.71
5. Step 5: Solve for x
   x = 3,418,910.71/2,077.02
6. Step 6: Final answer
   x = 1,646.07