Finding the Fourth Proportional to 407,483.48, 562,529.59 and 254,606.42

Step by Step Solution

1. Step 1: Write the proportion equation
   407,483.48 : 562,529.59 = 254,606.42 : x
2. Step 2: Convert to fraction form
   407,483.48/562,529.59 = 254,606.42/x
3. Step 3: Cross multiply
   407,483.48x = 562,529.59 × 254,606.42
4. Step 4: Simplify right side
   407,483.48x = 143,223,645,823.78
5. Step 5: Solve for x
   x = 143,223,645,823.78/407,483.48
6. Step 6: Final answer
   x = 351,483.32