Finding the Third Proportional to 115,672 and 252,300

Step by Step Solution

1. Step 1: Write the proportion equation
   115,672 : 252,300 = 252,300 : x
2. Step 2: Convert to fraction form
   115,672/252,300 = 252,300/x
3. Step 3: Cross multiply
   115,672x = 252,300 × 252,300
4. Step 4: Simplify right side
   115,672x = 63,655,290,000
5. Step 5: Solve for x
   x = 63,655,290,000/115,672
6. Step 6: Final answer
   x = 550,308.54