Finding the Fourth Proportional to 2,257,123.96, 3,385,737.89 and 551,281.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,257,123.96 : 3,385,737.89 = 551,281.42 : x
2. Step 2: Convert to fraction form
   2,257,123.96/3,385,737.89 = 551,281.42/x
3. Step 3: Cross multiply
   2,257,123.96x = 3,385,737.89 × 551,281.42
4. Step 4: Simplify right side
   2,257,123.96x = 1,866,494,391,747.00
5. Step 5: Solve for x
   x = 1,866,494,391,747.00/2,257,123.96
6. Step 6: Final answer
   x = 826,934.82