Finding the Fourth Proportional to 105,603.37, 158,272.00 and 75,460.59

Step by Step Solution

1. Step 1: Write the proportion equation
   105,603.37 : 158,272.00 = 75,460.59 : x
2. Step 2: Convert to fraction form
   105,603.37/158,272.00 = 75,460.59/x
3. Step 3: Cross multiply
   105,603.37x = 158,272.00 × 75,460.59
4. Step 4: Simplify right side
   105,603.37x = 11,943,298,311.83
5. Step 5: Solve for x
   x = 11,943,298,311.83/105,603.37
6. Step 6: Final answer
   x = 113,095.81