Finding the Third Proportional to 31,422 and 43,947

Step by Step Solution

1. Step 1: Write the proportion equation
   31,422 : 43,947 = 43,947 : x
2. Step 2: Convert to fraction form
   31,422/43,947 = 43,947/x
3. Step 3: Cross multiply
   31,422x = 43,947 × 43,947
4. Step 4: Simplify right side
   31,422x = 1,931,338,809
5. Step 5: Solve for x
   x = 1,931,338,809/31,422
6. Step 6: Final answer
   x = 61,464.54