Finding the Fourth Proportional to 116,841.72, 161,241.37 and 63,126.57

Step by Step Solution

1. Step 1: Write the proportion equation
   116,841.72 : 161,241.37 = 63,126.57 : x
2. Step 2: Convert to fraction form
   116,841.72/161,241.37 = 63,126.57/x
3. Step 3: Cross multiply
   116,841.72x = 161,241.37 × 63,126.57
4. Step 4: Simplify right side
   116,841.72x = 10,178,615,077.04
5. Step 5: Solve for x
   x = 10,178,615,077.04/116,841.72
6. Step 6: Final answer
   x = 87,114.56