Finding the Fourth Proportional to 116,322.15, 160,513.23 and 65,323.29

Step by Step Solution

1. Step 1: Write the proportion equation
   116,322.15 : 160,513.23 = 65,323.29 : x
2. Step 2: Convert to fraction form
   116,322.15/160,513.23 = 65,323.29/x
3. Step 3: Cross multiply
   116,322.15x = 160,513.23 × 65,323.29
4. Step 4: Simplify right side
   116,322.15x = 10,485,251,672.82
5. Step 5: Solve for x
   x = 10,485,251,672.82/116,322.15
6. Step 6: Final answer
   x = 90,139.77