Finding the Fourth Proportional to 118,158, 163,058.04 and 65,166

Step by Step Solution

1. Step 1: Write the proportion equation
   118,158 : 163,058.04 = 65,166 : x
2. Step 2: Convert to fraction form
   118,158/163,058.04 = 65,166/x
3. Step 3: Cross multiply
   118,158x = 163,058.04 × 65,166
4. Step 4: Simplify right side
   118,158x = 10,625,840,234.64
5. Step 5: Solve for x
   x = 10,625,840,234.64/118,158
6. Step 6: Final answer
   x = 89,929.08