Finding the Fourth Proportional to 760,401.46, 1,049,321.01 and 420,849.46

Step by Step Solution

1. Step 1: Write the proportion equation
   760,401.46 : 1,049,321.01 = 420,849.46 : x
2. Step 2: Convert to fraction form
   760,401.46/1,049,321.01 = 420,849.46/x
3. Step 3: Cross multiply
   760,401.46x = 1,049,321.01 × 420,849.46
4. Step 4: Simplify right side
   760,401.46x = 441,606,180,425.16
5. Step 5: Solve for x
   x = 441,606,180,425.16/760,401.46
6. Step 6: Final answer
   x = 580,753.99