Finding the Third Proportional to 100,474 and 136,456.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,474 : 136,456.50 = 136,456.50 : x
2. Step 2: Convert to fraction form
   100,474/136,456.50 = 136,456.50/x
3. Step 3: Cross multiply
   100,474x = 136,456.50 × 136,456.50
4. Step 4: Simplify right side
   100,474x = 18,620,376,392.25
5. Step 5: Solve for x
   x = 18,620,376,392.25/100,474
6. Step 6: Final answer
   x = 185,325.32