Finding the Fourth Proportional to 51,186.69, 76,789.76 and 23,107.23

Step by Step Solution

1. Step 1: Write the proportion equation
   51,186.69 : 76,789.76 = 23,107.23 : x
2. Step 2: Convert to fraction form
   51,186.69/76,789.76 = 23,107.23/x
3. Step 3: Cross multiply
   51,186.69x = 76,789.76 × 23,107.23
4. Step 4: Simplify right side
   51,186.69x = 1,774,398,530.43
5. Step 5: Solve for x
   x = 1,774,398,530.43/51,186.69
6. Step 6: Final answer
   x = 34,665.23