Finding the Fourth Proportional to 116,011.36, 160,100.06 and 65,025.02

Step by Step Solution

1. Step 1: Write the proportion equation
   116,011.36 : 160,100.06 = 65,025.02 : x
2. Step 2: Convert to fraction form
   116,011.36/160,100.06 = 65,025.02/x
3. Step 3: Cross multiply
   116,011.36x = 160,100.06 × 65,025.02
4. Step 4: Simplify right side
   116,011.36x = 10,410,509,603.50
5. Step 5: Solve for x
   x = 10,410,509,603.50/116,011.36
6. Step 6: Final answer
   x = 89,736.98