Finding the Fourth Proportional to 116,514.26, 160,788.15 and 65,526.98

Step by Step Solution

1. Step 1: Write the proportion equation
   116,514.26 : 160,788.15 = 65,526.98 : x
2. Step 2: Convert to fraction form
   116,514.26/160,788.15 = 65,526.98/x
3. Step 3: Cross multiply
   116,514.26x = 160,788.15 × 65,526.98
4. Step 4: Simplify right side
   116,514.26x = 10,535,960,757.71
5. Step 5: Solve for x
   x = 10,535,960,757.71/116,514.26
6. Step 6: Final answer
   x = 90,426.37