Finding the Fourth Proportional to 76,843.72, 115,282.59 and 30,097

Step by Step Solution

1. Step 1: Write the proportion equation
   76,843.72 : 115,282.59 = 30,097 : x
2. Step 2: Convert to fraction form
   76,843.72/115,282.59 = 30,097/x
3. Step 3: Cross multiply
   76,843.72x = 115,282.59 × 30,097
4. Step 4: Simplify right side
   76,843.72x = 3,469,660,111.23
5. Step 5: Solve for x
   x = 3,469,660,111.23/76,843.72
6. Step 6: Final answer
   x = 45,152.16