Finding the Fourth Proportional to 2,399,882.25, 3,311,837.78 and 1,312,154.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399,882.25 : 3,311,837.78 = 1,312,154.56 : x
2. Step 2: Convert to fraction form
   2,399,882.25/3,311,837.78 = 1,312,154.56/x
3. Step 3: Cross multiply
   2,399,882.25x = 3,311,837.78 × 1,312,154.56
4. Step 4: Simplify right side
   2,399,882.25x = 4,345,643,043,757.47
5. Step 5: Solve for x
   x = 4,345,643,043,757.47/2,399,882.25
6. Step 6: Final answer
   x = 1,810,773.45