Finding the Fourth Proportional to 116,515.26, 160,789.52 and 65,527.98

Step by Step Solution

1. Step 1: Write the proportion equation
   116,515.26 : 160,789.52 = 65,527.98 : x
2. Step 2: Convert to fraction form
   116,515.26/160,789.52 = 65,527.98/x
3. Step 3: Cross multiply
   116,515.26x = 160,789.52 × 65,527.98
4. Step 4: Simplify right side
   116,515.26x = 10,536,212,450.77
5. Step 5: Solve for x
   x = 10,536,212,450.77/116,515.26
6. Step 6: Final answer
   x = 90,427.75