Finding the Fourth Proportional to 150,076.82, 225,145.36 and 55,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,076.82 : 225,145.36 = 55,307.50 : x
2. Step 2: Convert to fraction form
   150,076.82/225,145.36 = 55,307.50/x
3. Step 3: Cross multiply
   150,076.82x = 225,145.36 × 55,307.50
4. Step 4: Simplify right side
   150,076.82x = 12,452,227,022.43
5. Step 5: Solve for x
   x = 12,452,227,022.43/150,076.82
6. Step 6: Final answer
   x = 82,972.35