Finding the Fourth Proportional to 82,054.31, 113,178.74 and 50,238.95

Step by Step Solution

1. Step 1: Write the proportion equation
   82,054.31 : 113,178.74 = 50,238.95 : x
2. Step 2: Convert to fraction form
   82,054.31/113,178.74 = 50,238.95/x
3. Step 3: Cross multiply
   82,054.31x = 113,178.74 × 50,238.95
4. Step 4: Simplify right side
   82,054.31x = 5,685,980,242.83
5. Step 5: Solve for x
   x = 5,685,980,242.83/82,054.31
6. Step 6: Final answer
   x = 69,295.33