Finding the Fourth Proportional to 116,371.62, 160,582.98 and 65,380.36

Step by Step Solution

1. Step 1: Write the proportion equation
   116,371.62 : 160,582.98 = 65,380.36 : x
2. Step 2: Convert to fraction form
   116,371.62/160,582.98 = 65,380.36/x
3. Step 3: Cross multiply
   116,371.62x = 160,582.98 × 65,380.36
4. Step 4: Simplify right side
   116,371.62x = 10,498,973,042.27
5. Step 5: Solve for x
   x = 10,498,973,042.27/116,371.62
6. Step 6: Final answer
   x = 90,219.36