Finding the Third Proportional to 124,583 and 273,300

Step by Step Solution

1. Step 1: Write the proportion equation
   124,583 : 273,300 = 273,300 : x
2. Step 2: Convert to fraction form
   124,583/273,300 = 273,300/x
3. Step 3: Cross multiply
   124,583x = 273,300 × 273,300
4. Step 4: Simplify right side
   124,583x = 74,692,890,000
5. Step 5: Solve for x
   x = 74,692,890,000/124,583
6. Step 6: Final answer
   x = 599,543.20