Finding the Fourth Proportional to 1,096,749.84, 1,644,521.89 and 338,384.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096,749.84 : 1,644,521.89 = 338,384.37 : x
2. Step 2: Convert to fraction form
   1,096,749.84/1,644,521.89 = 338,384.37/x
3. Step 3: Cross multiply
   1,096,749.84x = 1,644,521.89 × 338,384.37
4. Step 4: Simplify right side
   1,096,749.84x = 556,480,503,698.86
5. Step 5: Solve for x
   x = 556,480,503,698.86/1,096,749.84
6. Step 6: Final answer
   x = 507,390.55