Finding the Fourth Proportional to 115,941, 160,001.82 and 65,643.24

Step by Step Solution

1. Step 1: Write the proportion equation
   115,941 : 160,001.82 = 65,643.24 : x
2. Step 2: Convert to fraction form
   115,941/160,001.82 = 65,643.24/x
3. Step 3: Cross multiply
   115,941x = 160,001.82 × 65,643.24
4. Step 4: Simplify right side
   115,941x = 10,503,037,870.70
5. Step 5: Solve for x
   x = 10,503,037,870.70/115,941
6. Step 6: Final answer
   x = 90,589.51