Finding the Fourth Proportional to 4,686.00, 6,464.16 and 3,091.07

Step by Step Solution

1. Step 1: Write the proportion equation
   4,686.00 : 6,464.16 = 3,091.07 : x
2. Step 2: Convert to fraction form
   4,686.00/6,464.16 = 3,091.07/x
3. Step 3: Cross multiply
   4,686.00x = 6,464.16 × 3,091.07
4. Step 4: Simplify right side
   4,686.00x = 19,981,146.46
5. Step 5: Solve for x
   x = 19,981,146.46/4,686.00
6. Step 6: Final answer
   x = 4,264.01