Finding the Fourth Proportional to 82,005.35, 113,134.52 and 50,118.89

Step by Step Solution

1. Step 1: Write the proportion equation
   82,005.35 : 113,134.52 = 50,118.89 : x
2. Step 2: Convert to fraction form
   82,005.35/113,134.52 = 50,118.89/x
3. Step 3: Cross multiply
   82,005.35x = 113,134.52 × 50,118.89
4. Step 4: Simplify right side
   82,005.35x = 5,670,176,122.71
5. Step 5: Solve for x
   x = 5,670,176,122.71/82,005.35
6. Step 6: Final answer
   x = 69,143.98