Finding the Fourth Proportional to 108,408.29, 162,443.86 and 75,193.25

Step by Step Solution

1. Step 1: Write the proportion equation
   108,408.29 : 162,443.86 = 75,193.25 : x
2. Step 2: Convert to fraction form
   108,408.29/162,443.86 = 75,193.25/x
3. Step 3: Cross multiply
   108,408.29x = 162,443.86 × 75,193.25
4. Step 4: Simplify right side
   108,408.29x = 12,214,681,775.95
5. Step 5: Solve for x
   x = 12,214,681,775.95/108,408.29
6. Step 6: Final answer
   x = 112,672.95