Finding the Fourth Proportional to 2,405,814.96, 3,320,024.56 and 1,318,127.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,814.96 : 3,320,024.56 = 1,318,127.79 : x
2. Step 2: Convert to fraction form
   2,405,814.96/3,320,024.56 = 1,318,127.79/x
3. Step 3: Cross multiply
   2,405,814.96x = 3,320,024.56 × 1,318,127.79
4. Step 4: Simplify right side
   2,405,814.96x = 4,376,216,636,018.52
5. Step 5: Solve for x
   x = 4,376,216,636,018.52/2,405,814.96
6. Step 6: Final answer
   x = 1,819,016.30