Finding the Third Proportional to 100,612 and 136,155.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,612 : 136,155.50 = 136,155.50 : x
2. Step 2: Convert to fraction form
   100,612/136,155.50 = 136,155.50/x
3. Step 3: Cross multiply
   100,612x = 136,155.50 × 136,155.50
4. Step 4: Simplify right side
   100,612x = 18,538,320,180.25
5. Step 5: Solve for x
   x = 18,538,320,180.25/100,612
6. Step 6: Final answer
   x = 184,255.56