Finding the Fourth Proportional to 116,583.48, 160,881.69 and 65,599.02

Step by Step Solution

1. Step 1: Write the proportion equation
   116,583.48 : 160,881.69 = 65,599.02 : x
2. Step 2: Convert to fraction form
   116,583.48/160,881.69 = 65,599.02/x
3. Step 3: Cross multiply
   116,583.48x = 160,881.69 × 65,599.02
4. Step 4: Simplify right side
   116,583.48x = 10,553,681,199.94
5. Step 5: Solve for x
   x = 10,553,681,199.94/116,583.48
6. Step 6: Final answer
   x = 90,524.67