Finding the Fourth Proportional to 2,603,234, 3,904,920.12 and 830,306

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603,234 : 3,904,920.12 = 830,306 : x
2. Step 2: Convert to fraction form
   2,603,234/3,904,920.12 = 830,306/x
3. Step 3: Cross multiply
   2,603,234x = 3,904,920.12 × 830,306
4. Step 4: Simplify right side
   2,603,234x = 3,242,278,605,156.72
5. Step 5: Solve for x
   x = 3,242,278,605,156.72/2,603,234
6. Step 6: Final answer
   x = 1,245,481.05