Finding the Third Proportional to 31,018 and 46,453

Step by Step Solution

1. Step 1: Write the proportion equation
   31,018 : 46,453 = 46,453 : x
2. Step 2: Convert to fraction form
   31,018/46,453 = 46,453/x
3. Step 3: Cross multiply
   31,018x = 46,453 × 46,453
4. Step 4: Simplify right side
   31,018x = 2,157,881,209
5. Step 5: Solve for x
   x = 2,157,881,209/31,018
6. Step 6: Final answer
   x = 69,568.68