Finding the Fourth Proportional to 1,082,679.21, 1,623,544.56 and 514,222.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,082,679.21 : 1,623,544.56 = 514,222.83 : x
2. Step 2: Convert to fraction form
   1,082,679.21/1,623,544.56 = 514,222.83/x
3. Step 3: Cross multiply
   1,082,679.21x = 1,623,544.56 × 514,222.83
4. Step 4: Simplify right side
   1,082,679.21x = 834,863,678,274.31
5. Step 5: Solve for x
   x = 834,863,678,274.31/1,082,679.21
6. Step 6: Final answer
   x = 771,109.00