Finding the Fourth Proportional to 116,110.70, 160,230.97 and 65,123.42

Step by Step Solution

1. Step 1: Write the proportion equation
   116,110.70 : 160,230.97 = 65,123.42 : x
2. Step 2: Convert to fraction form
   116,110.70/160,230.97 = 65,123.42/x
3. Step 3: Cross multiply
   116,110.70x = 160,230.97 × 65,123.42
4. Step 4: Simplify right side
   116,110.70x = 10,434,788,756.32
5. Step 5: Solve for x
   x = 10,434,788,756.32/116,110.70
6. Step 6: Final answer
   x = 89,869.31