Finding the Fourth Proportional to 608,468.06, 839,678.72 and 336,514.62

Step by Step Solution

1. Step 1: Write the proportion equation
   608,468.06 : 839,678.72 = 336,514.62 : x
2. Step 2: Convert to fraction form
   608,468.06/839,678.72 = 336,514.62/x
3. Step 3: Cross multiply
   608,468.06x = 839,678.72 × 336,514.62
4. Step 4: Simplify right side
   608,468.06x = 282,564,165,382.89
5. Step 5: Solve for x
   x = 282,564,165,382.89/608,468.06
6. Step 6: Final answer
   x = 464,386.19