Finding the Fourth Proportional to 2,438,933.76, 3,365,120.64 and 1,406,757.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,438,933.76 : 3,365,120.64 = 1,406,757.12 : x
2. Step 2: Convert to fraction form
   2,438,933.76/3,365,120.64 = 1,406,757.12/x
3. Step 3: Cross multiply
   2,438,933.76x = 3,365,120.64 × 1,406,757.12
4. Step 4: Simplify right side
   2,438,933.76x = 4,733,907,419,978.96
5. Step 5: Solve for x
   x = 4,733,907,419,978.96/2,438,933.76
6. Step 6: Final answer
   x = 1,940,974.17