Finding the Fourth Proportional to 83,673.32, 115,486.98 and 50,158.76

Step by Step Solution

1. Step 1: Write the proportion equation
   83,673.32 : 115,486.98 = 50,158.76 : x
2. Step 2: Convert to fraction form
   83,673.32/115,486.98 = 50,158.76/x
3. Step 3: Cross multiply
   83,673.32x = 115,486.98 × 50,158.76
4. Step 4: Simplify right side
   83,673.32x = 5,792,683,712.94
5. Step 5: Solve for x
   x = 5,792,683,712.94/83,673.32
6. Step 6: Final answer
   x = 69,229.76