Finding the Fourth Proportional to 116,317.91, 160,536.38 and 71,022.30

Step by Step Solution

1. Step 1: Write the proportion equation
   116,317.91 : 160,536.38 = 71,022.30 : x
2. Step 2: Convert to fraction form
   116,317.91/160,536.38 = 71,022.30/x
3. Step 3: Cross multiply
   116,317.91x = 160,536.38 × 71,022.30
4. Step 4: Simplify right side
   116,317.91x = 11,401,662,586.16
5. Step 5: Solve for x
   x = 11,401,662,586.16/116,317.91
6. Step 6: Final answer
   x = 98,021.56