Finding the Fourth Proportional to 4,969,978.32, 7,455,756.42 and 1,603,398

Step by Step Solution

1. Step 1: Write the proportion equation
   4,969,978.32 : 7,455,756.42 = 1,603,398 : x
2. Step 2: Convert to fraction form
   4,969,978.32/7,455,756.42 = 1,603,398/x
3. Step 3: Cross multiply
   4,969,978.32x = 7,455,756.42 × 1,603,398
4. Step 4: Simplify right side
   4,969,978.32x = 11,954,544,932,315.16
5. Step 5: Solve for x
   x = 11,954,544,932,315.16/4,969,978.32
6. Step 6: Final answer
   x = 2,405,351.53