Finding the Fourth Proportional to 41,488.32, 62,208.72 and 28,356.96

Step by Step Solution

1. Step 1: Write the proportion equation
   41,488.32 : 62,208.72 = 28,356.96 : x
2. Step 2: Convert to fraction form
   41,488.32/62,208.72 = 28,356.96/x
3. Step 3: Cross multiply
   41,488.32x = 62,208.72 × 28,356.96
4. Step 4: Simplify right side
   41,488.32x = 1,764,050,184.69
5. Step 5: Solve for x
   x = 1,764,050,184.69/41,488.32
6. Step 6: Final answer
   x = 42,519.20