Finding the Fourth Proportional to 78,522.46, 117,715.34 and 50,450.49

Step by Step Solution

1. Step 1: Write the proportion equation
   78,522.46 : 117,715.34 = 50,450.49 : x
2. Step 2: Convert to fraction form
   78,522.46/117,715.34 = 50,450.49/x
3. Step 3: Cross multiply
   78,522.46x = 117,715.34 × 50,450.49
4. Step 4: Simplify right side
   78,522.46x = 5,938,796,583.52
5. Step 5: Solve for x
   x = 5,938,796,583.52/78,522.46
6. Step 6: Final answer
   x = 75,631.83