Finding the Third Proportional to 45,030 and 71,208

Step by Step Solution

1. Step 1: Write the proportion equation
   45,030 : 71,208 = 71,208 : x
2. Step 2: Convert to fraction form
   45,030/71,208 = 71,208/x
3. Step 3: Cross multiply
   45,030x = 71,208 × 71,208
4. Step 4: Simplify right side
   45,030x = 5,070,579,264
5. Step 5: Solve for x
   x = 5,070,579,264/45,030
6. Step 6: Final answer
   x = 112,604.47