Finding the Fourth Proportional to 150,142.24, 207,193.56 and 83,074.24

Step by Step Solution

1. Step 1: Write the proportion equation
   150,142.24 : 207,193.56 = 83,074.24 : x
2. Step 2: Convert to fraction form
   150,142.24/207,193.56 = 83,074.24/x
3. Step 3: Cross multiply
   150,142.24x = 207,193.56 × 83,074.24
4. Step 4: Simplify right side
   150,142.24x = 17,212,447,529.89
5. Step 5: Solve for x
   x = 17,212,447,529.89/150,142.24
6. Step 6: Final answer
   x = 114,640.94