Finding the Fourth Proportional to 2,405,842.27, 3,320,062.23 and 1,318,155.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,842.27 : 3,320,062.23 = 1,318,155.10 : x
2. Step 2: Convert to fraction form
   2,405,842.27/3,320,062.23 = 1,318,155.10/x
3. Step 3: Cross multiply
   2,405,842.27x = 3,320,062.23 × 1,318,155.10
4. Step 4: Simplify right side
   2,405,842.27x = 4,376,356,957,434.80
5. Step 5: Solve for x
   x = 4,376,356,957,434.80/2,405,842.27
6. Step 6: Final answer
   x = 1,819,053.98