Finding the Fourth Proportional to 1,334,775.76, 2,002,146.72 and 323,906

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334,775.76 : 2,002,146.72 = 323,906 : x
2. Step 2: Convert to fraction form
   1,334,775.76/2,002,146.72 = 323,906/x
3. Step 3: Cross multiply
   1,334,775.76x = 2,002,146.72 × 323,906
4. Step 4: Simplify right side
   1,334,775.76x = 648,507,335,488.32
5. Step 5: Solve for x
   x = 648,507,335,488.32/1,334,775.76
6. Step 6: Final answer
   x = 485,854.89