Finding the Third Proportional to 11,710 and 22,340

Step by Step Solution

1. Step 1: Write the proportion equation
   11,710 : 22,340 = 22,340 : x
2. Step 2: Convert to fraction form
   11,710/22,340 = 22,340/x
3. Step 3: Cross multiply
   11,710x = 22,340 × 22,340
4. Step 4: Simplify right side
   11,710x = 499,075,600
5. Step 5: Solve for x
   x = 499,075,600/11,710
6. Step 6: Final answer
   x = 42,619.61