Finding the Fourth Proportional to 82,339.72, 113,599.74 and 50,497

Step by Step Solution

1. Step 1: Write the proportion equation
   82,339.72 : 113,599.74 = 50,497 : x
2. Step 2: Convert to fraction form
   82,339.72/113,599.74 = 50,497/x
3. Step 3: Cross multiply
   82,339.72x = 113,599.74 × 50,497
4. Step 4: Simplify right side
   82,339.72x = 5,736,446,070.78
5. Step 5: Solve for x
   x = 5,736,446,070.78/82,339.72
6. Step 6: Final answer
   x = 69,668.03