Finding the Fourth Proportional to 117,486.58, 162,131.60 and 63,771.59

Step by Step Solution

1. Step 1: Write the proportion equation
   117,486.58 : 162,131.60 = 63,771.59 : x
2. Step 2: Convert to fraction form
   117,486.58/162,131.60 = 63,771.59/x
3. Step 3: Cross multiply
   117,486.58x = 162,131.60 × 63,771.59
4. Step 4: Simplify right side
   117,486.58x = 10,339,389,270.02
5. Step 5: Solve for x
   x = 10,339,389,270.02/117,486.58
6. Step 6: Final answer
   x = 88,004.86