Finding the Fourth Proportional to 769,100.38, 1,061,379.93 and 424,958.49

Step by Step Solution

1. Step 1: Write the proportion equation
   769,100.38 : 1,061,379.93 = 424,958.49 : x
2. Step 2: Convert to fraction form
   769,100.38/1,061,379.93 = 424,958.49/x
3. Step 3: Cross multiply
   769,100.38x = 1,061,379.93 × 424,958.49
4. Step 4: Simplify right side
   769,100.38x = 451,042,406,572.05
5. Step 5: Solve for x
   x = 451,042,406,572.05/769,100.38
6. Step 6: Final answer
   x = 586,454.53