Finding the Fourth Proportional to 75,755.82, 104,543.55 and 42,223.98

Step by Step Solution

1. Step 1: Write the proportion equation
   75,755.82 : 104,543.55 = 42,223.98 : x
2. Step 2: Convert to fraction form
   75,755.82/104,543.55 = 42,223.98/x
3. Step 3: Cross multiply
   75,755.82x = 104,543.55 × 42,223.98
4. Step 4: Simplify right side
   75,755.82x = 4,414,244,764.33
5. Step 5: Solve for x
   x = 4,414,244,764.33/75,755.82
6. Step 6: Final answer
   x = 58,269.38