Finding the Fourth Proportional to 1,074,082.88, 1,611,003.94 and 275,383.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074,082.88 : 1,611,003.94 = 275,383.19 : x
2. Step 2: Convert to fraction form
   1,074,082.88/1,611,003.94 = 275,383.19/x
3. Step 3: Cross multiply
   1,074,082.88x = 1,611,003.94 × 275,383.19
4. Step 4: Simplify right side
   1,074,082.88x = 443,643,407,438.82
5. Step 5: Solve for x
   x = 443,643,407,438.82/1,074,082.88
6. Step 6: Final answer
   x = 413,043.92