Finding the Fourth Proportional to 506,300.76, 758,067.72 and 364,287.96

Step by Step Solution

1. Step 1: Write the proportion equation
   506,300.76 : 758,067.72 = 364,287.96 : x
2. Step 2: Convert to fraction form
   506,300.76/758,067.72 = 364,287.96/x
3. Step 3: Cross multiply
   506,300.76x = 758,067.72 × 364,287.96
4. Step 4: Simplify right side
   506,300.76x = 276,154,943,260.65
5. Step 5: Solve for x
   x = 276,154,943,260.65/506,300.76
6. Step 6: Final answer
   x = 545,436.56