Finding the Fourth Proportional to 117,636.94, 162,338.60 and 63,922.12

Step by Step Solution

1. Step 1: Write the proportion equation
   117,636.94 : 162,338.60 = 63,922.12 : x
2. Step 2: Convert to fraction form
   117,636.94/162,338.60 = 63,922.12/x
3. Step 3: Cross multiply
   117,636.94x = 162,338.60 × 63,922.12
4. Step 4: Simplify right side
   117,636.94x = 10,377,027,469.83
5. Step 5: Solve for x
   x = 10,377,027,469.83/117,636.94
6. Step 6: Final answer
   x = 88,212.32