Finding the Third Proportional to 171,130 and 266,028.50

Step by Step Solution

1. Step 1: Write the proportion equation
   171,130 : 266,028.50 = 266,028.50 : x
2. Step 2: Convert to fraction form
   171,130/266,028.50 = 266,028.50/x
3. Step 3: Cross multiply
   171,130x = 266,028.50 × 266,028.50
4. Step 4: Simplify right side
   171,130x = 70,771,162,812.25
5. Step 5: Solve for x
   x = 70,771,162,812.25/171,130
6. Step 6: Final answer
   x = 413,552.05