Finding the Third Proportional to 117,738 and 168,147.75

Step by Step Solution

1. Step 1: Write the proportion equation
   117,738 : 168,147.75 = 168,147.75 : x
2. Step 2: Convert to fraction form
   117,738/168,147.75 = 168,147.75/x
3. Step 3: Cross multiply
   117,738x = 168,147.75 × 168,147.75
4. Step 4: Simplify right side
   117,738x = 28,273,665,830.06
5. Step 5: Solve for x
   x = 28,273,665,830.06/117,738
6. Step 6: Final answer
   x = 240,140.53