Finding the Fourth Proportional to 459,002.72, 633,411.18 and 255,048.39

Step by Step Solution

1. Step 1: Write the proportion equation
   459,002.72 : 633,411.18 = 255,048.39 : x
2. Step 2: Convert to fraction form
   459,002.72/633,411.18 = 255,048.39/x
3. Step 3: Cross multiply
   459,002.72x = 633,411.18 × 255,048.39
4. Step 4: Simplify right side
   459,002.72x = 161,550,501,667.00
5. Step 5: Solve for x
   x = 161,550,501,667.00/459,002.72
6. Step 6: Final answer
   x = 351,959.79