Finding the Fourth Proportional to 2,084.86, 3,127.35 and 786.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.86 : 3,127.35 = 786.01 : x
2. Step 2: Convert to fraction form
   2,084.86/3,127.35 = 786.01/x
3. Step 3: Cross multiply
   2,084.86x = 3,127.35 × 786.01
4. Step 4: Simplify right side
   2,084.86x = 2,458,128.37
5. Step 5: Solve for x
   x = 2,458,128.37/2,084.86
6. Step 6: Final answer
   x = 1,179.04