Finding the Third Proportional to 25,129.75 and 34,128.75

Step by Step Solution

1. Step 1: Write the proportion equation
   25,129.75 : 34,128.75 = 34,128.75 : x
2. Step 2: Convert to fraction form
   25,129.75/34,128.75 = 34,128.75/x
3. Step 3: Cross multiply
   25,129.75x = 34,128.75 × 34,128.75
4. Step 4: Simplify right side
   25,129.75x = 1,164,771,576.56
5. Step 5: Solve for x
   x = 1,164,771,576.56/25,129.75
6. Step 6: Final answer
   x = 46,350.30