Finding the Fourth Proportional to 58,218.72, 80,339.52 and 33,065.44

Step by Step Solution

1. Step 1: Write the proportion equation
   58,218.72 : 80,339.52 = 33,065.44 : x
2. Step 2: Convert to fraction form
   58,218.72/80,339.52 = 33,065.44/x
3. Step 3: Cross multiply
   58,218.72x = 80,339.52 × 33,065.44
4. Step 4: Simplify right side
   58,218.72x = 2,656,461,578.19
5. Step 5: Solve for x
   x = 2,656,461,578.19/58,218.72
6. Step 6: Final answer
   x = 45,628.99