Finding the Third Proportional to 25,172 and 58,790

Step by Step Solution

1. Step 1: Write the proportion equation
   25,172 : 58,790 = 58,790 : x
2. Step 2: Convert to fraction form
   25,172/58,790 = 58,790/x
3. Step 3: Cross multiply
   25,172x = 58,790 × 58,790
4. Step 4: Simplify right side
   25,172x = 3,456,264,100
5. Step 5: Solve for x
   x = 3,456,264,100/25,172
6. Step 6: Final answer
   x = 137,305.90