Finding the Third Proportional to 109,554 and 235,710

Step by Step Solution

1. Step 1: Write the proportion equation
   109,554 : 235,710 = 235,710 : x
2. Step 2: Convert to fraction form
   109,554/235,710 = 235,710/x
3. Step 3: Cross multiply
   109,554x = 235,710 × 235,710
4. Step 4: Simplify right side
   109,554x = 55,559,204,100
5. Step 5: Solve for x
   x = 55,559,204,100/109,554
6. Step 6: Final answer
   x = 507,139.90