Finding the Fourth Proportional to 1,061,249.96, 1,591,539.82 and 341,431.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,249.96 : 1,591,539.82 = 341,431.30 : x
2. Step 2: Convert to fraction form
   1,061,249.96/1,591,539.82 = 341,431.30/x
3. Step 3: Cross multiply
   1,061,249.96x = 1,591,539.82 × 341,431.30
4. Step 4: Simplify right side
   1,061,249.96x = 543,401,512,800.76
5. Step 5: Solve for x
   x = 543,401,512,800.76/1,061,249.96
6. Step 6: Final answer
   x = 512,039.14