Finding the Fourth Proportional to 2,400,123.11, 3,312,169.56 and 1,312,395.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,400,123.11 : 3,312,169.56 = 1,312,395.39 : x
2. Step 2: Convert to fraction form
   2,400,123.11/3,312,169.56 = 1,312,395.39/x
3. Step 3: Cross multiply
   2,400,123.11x = 3,312,169.56 × 1,312,395.39
4. Step 4: Simplify right side
   2,400,123.11x = 4,346,876,061,442.33
5. Step 5: Solve for x
   x = 4,346,876,061,442.33/2,400,123.11
6. Step 6: Final answer
   x = 1,811,105.46