Finding the Fourth Proportional to 7,900,978.78, 10,904,236.91 and 4,463,441.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,900,978.78 : 10,904,236.91 = 4,463,441.25 : x
2. Step 2: Convert to fraction form
   7,900,978.78/10,904,236.91 = 4,463,441.25/x
3. Step 3: Cross multiply
   7,900,978.78x = 10,904,236.91 × 4,463,441.25
4. Step 4: Simplify right side
   7,900,978.78x = 48,670,420,777,396.34
5. Step 5: Solve for x
   x = 48,670,420,777,396.34/7,900,978.78
6. Step 6: Final answer
   x = 6,160,049.55