Finding the Fourth Proportional to 116,362.60, 160,656.42 and 89,455.48

Step by Step Solution

1. Step 1: Write the proportion equation
   116,362.60 : 160,656.42 = 89,455.48 : x
2. Step 2: Convert to fraction form
   116,362.60/160,656.42 = 89,455.48/x
3. Step 3: Cross multiply
   116,362.60x = 160,656.42 × 89,455.48
4. Step 4: Simplify right side
   116,362.60x = 14,371,597,166.18
5. Step 5: Solve for x
   x = 14,371,597,166.18/116,362.60
6. Step 6: Final answer
   x = 123,507.01