Finding the Third Proportional to 31,696.31 and 69,027.19

Step by Step Solution

1. Step 1: Write the proportion equation
   31,696.31 : 69,027.19 = 69,027.19 : x
2. Step 2: Convert to fraction form
   31,696.31/69,027.19 = 69,027.19/x
3. Step 3: Cross multiply
   31,696.31x = 69,027.19 × 69,027.19
4. Step 4: Simplify right side
   31,696.31x = 4,764,752,614.16
5. Step 5: Solve for x
   x = 4,764,752,614.16/31,696.31
6. Step 6: Final answer
   x = 150,325.14