Finding the Fourth Proportional to 2,076.07, 2,865.01 and 1,131.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.07 : 2,865.01 = 1,131.86 : x
2. Step 2: Convert to fraction form
   2,076.07/2,865.01 = 1,131.86/x
3. Step 3: Cross multiply
   2,076.07x = 2,865.01 × 1,131.86
4. Step 4: Simplify right side
   2,076.07x = 3,242,798.13
5. Step 5: Solve for x
   x = 3,242,798.13/2,076.07
6. Step 6: Final answer
   x = 1,561.99