Finding the Third Proportional to 25,429 and 55,704.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,429 : 55,704.50 = 55,704.50 : x
2. Step 2: Convert to fraction form
   25,429/55,704.50 = 55,704.50/x
3. Step 3: Cross multiply
   25,429x = 55,704.50 × 55,704.50
4. Step 4: Simplify right side
   25,429x = 3,102,991,320.25
5. Step 5: Solve for x
   x = 3,102,991,320.25/25,429
6. Step 6: Final answer
   x = 122,025.69