Finding the Fourth Proportional to 116,362.32, 160,543.10 and 71,017.62

Step by Step Solution

1. Step 1: Write the proportion equation
   116,362.32 : 160,543.10 = 71,017.62 : x
2. Step 2: Convert to fraction form
   116,362.32/160,543.10 = 71,017.62/x
3. Step 3: Cross multiply
   116,362.32x = 160,543.10 × 71,017.62
4. Step 4: Simplify right side
   116,362.32x = 11,401,388,869.42
5. Step 5: Solve for x
   x = 11,401,388,869.42/116,362.32
6. Step 6: Final answer
   x = 97,981.79