Finding the Fourth Proportional to 117,684.18, 162,404.46 and 63,969.12

Step by Step Solution

1. Step 1: Write the proportion equation
   117,684.18 : 162,404.46 = 63,969.12 : x
2. Step 2: Convert to fraction form
   117,684.18/162,404.46 = 63,969.12/x
3. Step 3: Cross multiply
   117,684.18x = 162,404.46 × 63,969.12
4. Step 4: Simplify right side
   117,684.18x = 10,388,870,390.28
5. Step 5: Solve for x
   x = 10,388,870,390.28/117,684.18
6. Step 6: Final answer
   x = 88,277.54