Finding the Fourth Proportional to 139,917.24, 209,845.94 and 40,050.62

Step by Step Solution

1. Step 1: Write the proportion equation
   139,917.24 : 209,845.94 = 40,050.62 : x
2. Step 2: Convert to fraction form
   139,917.24/209,845.94 = 40,050.62/x
3. Step 3: Cross multiply
   139,917.24x = 209,845.94 × 40,050.62
4. Step 4: Simplify right side
   139,917.24x = 8,404,460,001.48
5. Step 5: Solve for x
   x = 8,404,460,001.48/139,917.24
6. Step 6: Final answer
   x = 60,067.37