Finding the Fourth Proportional to 103,466.38, 155,150.42 and 47,289.82

Step by Step Solution

1. Step 1: Write the proportion equation
   103,466.38 : 155,150.42 = 47,289.82 : x
2. Step 2: Convert to fraction form
   103,466.38/155,150.42 = 47,289.82/x
3. Step 3: Cross multiply
   103,466.38x = 155,150.42 × 47,289.82
4. Step 4: Simplify right side
   103,466.38x = 7,337,035,434.72
5. Step 5: Solve for x
   x = 7,337,035,434.72/103,466.38
6. Step 6: Final answer
   x = 70,912.27