Finding the Fourth Proportional to 75,956.72, 104,822.54 and 42,422

Step by Step Solution

1. Step 1: Write the proportion equation
   75,956.72 : 104,822.54 = 42,422 : x
2. Step 2: Convert to fraction form
   75,956.72/104,822.54 = 42,422/x
3. Step 3: Cross multiply
   75,956.72x = 104,822.54 × 42,422
4. Step 4: Simplify right side
   75,956.72x = 4,446,781,791.88
5. Step 5: Solve for x
   x = 4,446,781,791.88/75,956.72
6. Step 6: Final answer
   x = 58,543.63