Finding the Fourth Proportional to 407,932.84, 562,789.86 and 300,757.48

Step by Step Solution

1. Step 1: Write the proportion equation
   407,932.84 : 562,789.86 = 300,757.48 : x
2. Step 2: Convert to fraction form
   407,932.84/562,789.86 = 300,757.48/x
3. Step 3: Cross multiply
   407,932.84x = 562,789.86 × 300,757.48
4. Step 4: Simplify right side
   407,932.84x = 169,263,260,063.15
5. Step 5: Solve for x
   x = 169,263,260,063.15/407,932.84
6. Step 6: Final answer
   x = 414,929.23