Finding the Fourth Proportional to 58,256, 80,393.28 and 33,107.12

Step by Step Solution

1. Step 1: Write the proportion equation
   58,256 : 80,393.28 = 33,107.12 : x
2. Step 2: Convert to fraction form
   58,256/80,393.28 = 33,107.12/x
3. Step 3: Cross multiply
   58,256x = 80,393.28 × 33,107.12
4. Step 4: Simplify right side
   58,256x = 2,661,589,968.15
5. Step 5: Solve for x
   x = 2,661,589,968.15/58,256
6. Step 6: Final answer
   x = 45,687.83