Finding the Third Proportional to 101,157 and 145,710

Step by Step Solution

1. Step 1: Write the proportion equation
   101,157 : 145,710 = 145,710 : x
2. Step 2: Convert to fraction form
   101,157/145,710 = 145,710/x
3. Step 3: Cross multiply
   101,157x = 145,710 × 145,710
4. Step 4: Simplify right side
   101,157x = 21,231,404,100
5. Step 5: Solve for x
   x = 21,231,404,100/101,157
6. Step 6: Final answer
   x = 209,885.66