Finding the Fourth Proportional to 592,767.69, 818,019.34 and 320,835.53

Step by Step Solution

1. Step 1: Write the proportion equation
   592,767.69 : 818,019.34 = 320,835.53 : x
2. Step 2: Convert to fraction form
   592,767.69/818,019.34 = 320,835.53/x
3. Step 3: Cross multiply
   592,767.69x = 818,019.34 × 320,835.53
4. Step 4: Simplify right side
   592,767.69x = 262,449,668,499.15
5. Step 5: Solve for x
   x = 262,449,668,499.15/592,767.69
6. Step 6: Final answer
   x = 442,752.99