Finding the Fourth Proportional to 115,837, 159,853.98 and 65,536

Step by Step Solution

1. Step 1: Write the proportion equation
   115,837 : 159,853.98 = 65,536 : x
2. Step 2: Convert to fraction form
   115,837/159,853.98 = 65,536/x
3. Step 3: Cross multiply
   115,837x = 159,853.98 × 65,536
4. Step 4: Simplify right side
   115,837x = 10,476,190,433.28
5. Step 5: Solve for x
   x = 10,476,190,433.28/115,837
6. Step 6: Final answer
   x = 90,439.07