Finding the Fourth Proportional to 756,789.82, 1,132,866.43 and 490,019.56

Step by Step Solution

1. Step 1: Write the proportion equation
   756,789.82 : 1,132,866.43 = 490,019.56 : x
2. Step 2: Convert to fraction form
   756,789.82/1,132,866.43 = 490,019.56/x
3. Step 3: Cross multiply
   756,789.82x = 1,132,866.43 × 490,019.56
4. Step 4: Simplify right side
   756,789.82x = 555,126,705,510.16
5. Step 5: Solve for x
   x = 555,126,705,510.16/756,789.82
6. Step 6: Final answer
   x = 733,528.24