Finding the Third Proportional to 124,339.50 and 266,130

Step by Step Solution

1. Step 1: Write the proportion equation
   124,339.50 : 266,130 = 266,130 : x
2. Step 2: Convert to fraction form
   124,339.50/266,130 = 266,130/x
3. Step 3: Cross multiply
   124,339.50x = 266,130 × 266,130
4. Step 4: Simplify right side
   124,339.50x = 70,825,176,900
5. Step 5: Solve for x
   x = 70,825,176,900/124,339.50
6. Step 6: Final answer
   x = 569,611.24