Finding the Fourth Proportional to 75,667.18, 113,461.35 and 28,243.27

Step by Step Solution

1. Step 1: Write the proportion equation
   75,667.18 : 113,461.35 = 28,243.27 : x
2. Step 2: Convert to fraction form
   75,667.18/113,461.35 = 28,243.27/x
3. Step 3: Cross multiply
   75,667.18x = 113,461.35 × 28,243.27
4. Step 4: Simplify right side
   75,667.18x = 3,204,519,019.74
5. Step 5: Solve for x
   x = 3,204,519,019.74/75,667.18
6. Step 6: Final answer
   x = 42,350.18