Finding the Third Proportional to 21,064 and 45,506

Step by Step Solution

1. Step 1: Write the proportion equation
   21,064 : 45,506 = 45,506 : x
2. Step 2: Convert to fraction form
   21,064/45,506 = 45,506/x
3. Step 3: Cross multiply
   21,064x = 45,506 × 45,506
4. Step 4: Simplify right side
   21,064x = 2,070,796,036
5. Step 5: Solve for x
   x = 2,070,796,036/21,064
6. Step 6: Final answer
   x = 98,309.72