Finding the Third Proportional to 45,442 and 99,308

Step by Step Solution

1. Step 1: Write the proportion equation
   45,442 : 99,308 = 99,308 : x
2. Step 2: Convert to fraction form
   45,442/99,308 = 99,308/x
3. Step 3: Cross multiply
   45,442x = 99,308 × 99,308
4. Step 4: Simplify right side
   45,442x = 9,862,078,864
5. Step 5: Solve for x
   x = 9,862,078,864/45,442
6. Step 6: Final answer
   x = 217,025.63