Finding the Fourth Proportional to 745,703.48, 1,029,099.94 and 423,443.82

Step by Step Solution

1. Step 1: Write the proportion equation
   745,703.48 : 1,029,099.94 = 423,443.82 : x
2. Step 2: Convert to fraction form
   745,703.48/1,029,099.94 = 423,443.82/x
3. Step 3: Cross multiply
   745,703.48x = 1,029,099.94 × 423,443.82
4. Step 4: Simplify right side
   745,703.48x = 435,766,009,755.37
5. Step 5: Solve for x
   x = 435,766,009,755.37/745,703.48
6. Step 6: Final answer
   x = 584,369.02