Finding the Fourth Proportional to 1,143,771.32, 1,715,669.33 and 345,059.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,771.32 : 1,715,669.33 = 345,059.82 : x
2. Step 2: Convert to fraction form
   1,143,771.32/1,715,669.33 = 345,059.82/x
3. Step 3: Cross multiply
   1,143,771.32x = 1,715,669.33 × 345,059.82
4. Step 4: Simplify right side
   1,143,771.32x = 592,008,550,189.32
5. Step 5: Solve for x
   x = 592,008,550,189.32/1,143,771.32
6. Step 6: Final answer
   x = 517,593.46