Finding the Fourth Proportional to 102,664.89, 154,046.52 and 50,045.67

Step by Step Solution

1. Step 1: Write the proportion equation
   102,664.89 : 154,046.52 = 50,045.67 : x
2. Step 2: Convert to fraction form
   102,664.89/154,046.52 = 50,045.67/x
3. Step 3: Cross multiply
   102,664.89x = 154,046.52 × 50,045.67
4. Step 4: Simplify right side
   102,664.89x = 7,709,361,304.57
5. Step 5: Solve for x
   x = 7,709,361,304.57/102,664.89
6. Step 6: Final answer
   x = 75,092.48