Finding the Fourth Proportional to 58,238.10, 80,271.78 and 41,220.51

Step by Step Solution

1. Step 1: Write the proportion equation
   58,238.10 : 80,271.78 = 41,220.51 : x
2. Step 2: Convert to fraction form
   58,238.10/80,271.78 = 41,220.51/x
3. Step 3: Cross multiply
   58,238.10x = 80,271.78 × 41,220.51
4. Step 4: Simplify right side
   58,238.10x = 3,308,843,715.29
5. Step 5: Solve for x
   x = 3,308,843,715.29/58,238.10
6. Step 6: Final answer
   x = 56,815.79