Finding the Fourth Proportional to 116,014.68, 160,100.25 and 65,713.68

Step by Step Solution

1. Step 1: Write the proportion equation
   116,014.68 : 160,100.25 = 65,713.68 : x
2. Step 2: Convert to fraction form
   116,014.68/160,100.25 = 65,713.68/x
3. Step 3: Cross multiply
   116,014.68x = 160,100.25 × 65,713.68
4. Step 4: Simplify right side
   116,014.68x = 10,520,776,596.42
5. Step 5: Solve for x
   x = 10,520,776,596.42/116,014.68
6. Step 6: Final answer
   x = 90,684.87