Finding the Fourth Proportional to 116,018.69, 160,069.84 and 65,024.34

Step by Step Solution

1. Step 1: Write the proportion equation
   116,018.69 : 160,069.84 = 65,024.34 : x
2. Step 2: Convert to fraction form
   116,018.69/160,069.84 = 65,024.34/x
3. Step 3: Cross multiply
   116,018.69x = 160,069.84 × 65,024.34
4. Step 4: Simplify right side
   116,018.69x = 10,408,434,937.08
5. Step 5: Solve for x
   x = 10,408,434,937.08/116,018.69
6. Step 6: Final answer
   x = 89,713.44