Finding the Third Proportional to 29,320 and 57,172

Step by Step Solution

1. Step 1: Write the proportion equation
   29,320 : 57,172 = 57,172 : x
2. Step 2: Convert to fraction form
   29,320/57,172 = 57,172/x
3. Step 3: Cross multiply
   29,320x = 57,172 × 57,172
4. Step 4: Simplify right side
   29,320x = 3,268,637,584
5. Step 5: Solve for x
   x = 3,268,637,584/29,320
6. Step 6: Final answer
   x = 111,481.50