Finding the Fourth Proportional to 116,152.27, 160,308.80 and 65,867.47

Step by Step Solution

1. Step 1: Write the proportion equation
   116,152.27 : 160,308.80 = 65,867.47 : x
2. Step 2: Convert to fraction form
   116,152.27/160,308.80 = 65,867.47/x
3. Step 3: Cross multiply
   116,152.27x = 160,308.80 × 65,867.47
4. Step 4: Simplify right side
   116,152.27x = 10,559,135,074.74
5. Step 5: Solve for x
   x = 10,559,135,074.74/116,152.27
6. Step 6: Final answer
   x = 90,907.69