Finding the Fourth Proportional to 374,499.25, 516,771.83 and 213,344.69

Step by Step Solution

1. Step 1: Write the proportion equation
   374,499.25 : 516,771.83 = 213,344.69 : x
2. Step 2: Convert to fraction form
   374,499.25/516,771.83 = 213,344.69/x
3. Step 3: Cross multiply
   374,499.25x = 516,771.83 × 213,344.69
4. Step 4: Simplify right side
   374,499.25x = 110,250,524,805.36
5. Step 5: Solve for x
   x = 110,250,524,805.36/374,499.25
6. Step 6: Final answer
   x = 294,394.52