Finding the Fourth Proportional to 82,322.74, 113,610.63 and 50,487.31

Step by Step Solution

1. Step 1: Write the proportion equation
   82,322.74 : 113,610.63 = 50,487.31 : x
2. Step 2: Convert to fraction form
   82,322.74/113,610.63 = 50,487.31/x
3. Step 3: Cross multiply
   82,322.74x = 113,610.63 × 50,487.31
4. Step 4: Simplify right side
   82,322.74x = 5,735,895,096.11
5. Step 5: Solve for x
   x = 5,735,895,096.11/82,322.74
6. Step 6: Final answer
   x = 69,675.71