Finding the Fourth Proportional to 150,594.89, 224,662.07 and 139,856.72

Step by Step Solution

1. Step 1: Write the proportion equation
   150,594.89 : 224,662.07 = 139,856.72 : x
2. Step 2: Convert to fraction form
   150,594.89/224,662.07 = 139,856.72/x
3. Step 3: Cross multiply
   150,594.89x = 224,662.07 × 139,856.72
4. Step 4: Simplify right side
   150,594.89x = 31,420,498,396.02
5. Step 5: Solve for x
   x = 31,420,498,396.02/150,594.89
6. Step 6: Final answer
   x = 208,642.53