Finding the Third Proportional to 55,734 and 87,300

Step by Step Solution

1. Step 1: Write the proportion equation
   55,734 : 87,300 = 87,300 : x
2. Step 2: Convert to fraction form
   55,734/87,300 = 87,300/x
3. Step 3: Cross multiply
   55,734x = 87,300 × 87,300
4. Step 4: Simplify right side
   55,734x = 7,621,290,000
5. Step 5: Solve for x
   x = 7,621,290,000/55,734
6. Step 6: Final answer
   x = 136,744.00