Finding the Fourth Proportional to 116,352.63, 160,555.29 and 65,353.81

Step by Step Solution

1. Step 1: Write the proportion equation
   116,352.63 : 160,555.29 = 65,353.81 : x
2. Step 2: Convert to fraction form
   116,352.63/160,555.29 = 65,353.81/x
3. Step 3: Cross multiply
   116,352.63x = 160,555.29 × 65,353.81
4. Step 4: Simplify right side
   116,352.63x = 10,492,899,917.15
5. Step 5: Solve for x
   x = 10,492,899,917.15/116,352.63
6. Step 6: Final answer
   x = 90,181.89