Finding the Fourth Proportional to 116,929.34, 161,367.18 and 65,250.96

Step by Step Solution

1. Step 1: Write the proportion equation
   116,929.34 : 161,367.18 = 65,250.96 : x
2. Step 2: Convert to fraction form
   116,929.34/161,367.18 = 65,250.96/x
3. Step 3: Cross multiply
   116,929.34x = 161,367.18 × 65,250.96
4. Step 4: Simplify right side
   116,929.34x = 10,529,363,407.49
5. Step 5: Solve for x
   x = 10,529,363,407.49/116,929.34
6. Step 6: Final answer
   x = 90,048.94