Finding the Third Proportional to 69,072 and 101,341.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,072 : 101,341.50 = 101,341.50 : x
2. Step 2: Convert to fraction form
   69,072/101,341.50 = 101,341.50/x
3. Step 3: Cross multiply
   69,072x = 101,341.50 × 101,341.50
4. Step 4: Simplify right side
   69,072x = 10,270,099,622.25
5. Step 5: Solve for x
   x = 10,270,099,622.25/69,072
6. Step 6: Final answer
   x = 148,686.87