Finding the Third Proportional to 30,159 and 65,176.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,159 : 65,176.50 = 65,176.50 : x
2. Step 2: Convert to fraction form
   30,159/65,176.50 = 65,176.50/x
3. Step 3: Cross multiply
   30,159x = 65,176.50 × 65,176.50
4. Step 4: Simplify right side
   30,159x = 4,247,976,152.25
5. Step 5: Solve for x
   x = 4,247,976,152.25/30,159
6. Step 6: Final answer
   x = 140,852.69