Finding the Fourth Proportional to 116,630.34, 160,962.83 and 65,644.62

Step by Step Solution

1. Step 1: Write the proportion equation
   116,630.34 : 160,962.83 = 65,644.62 : x
2. Step 2: Convert to fraction form
   116,630.34/160,962.83 = 65,644.62/x
3. Step 3: Cross multiply
   116,630.34x = 160,962.83 × 65,644.62
4. Step 4: Simplify right side
   116,630.34x = 10,566,343,809.47
5. Step 5: Solve for x
   x = 10,566,343,809.47/116,630.34
6. Step 6: Final answer
   x = 90,596.87