Finding the Fourth Proportional to 296,651.72, 444,977.73 and 72,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   296,651.72 : 444,977.73 = 72,012.50 : x
2. Step 2: Convert to fraction form
   296,651.72/444,977.73 = 72,012.50/x
3. Step 3: Cross multiply
   296,651.72x = 444,977.73 × 72,012.50
4. Step 4: Simplify right side
   296,651.72x = 32,043,958,781.63
5. Step 5: Solve for x
   x = 32,043,958,781.63/296,651.72
6. Step 6: Final answer
   x = 108,018.79