Finding the Third Proportional to 72,106 and 98,923.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,106 : 98,923.50 = 98,923.50 : x
2. Step 2: Convert to fraction form
   72,106/98,923.50 = 98,923.50/x
3. Step 3: Cross multiply
   72,106x = 98,923.50 × 98,923.50
4. Step 4: Simplify right side
   72,106x = 9,785,858,852.25
5. Step 5: Solve for x
   x = 9,785,858,852.25/72,106
6. Step 6: Final answer
   x = 135,714.90