Finding the Third Proportional to 45,262 and 99,442

Step by Step Solution

1. Step 1: Write the proportion equation
   45,262 : 99,442 = 99,442 : x
2. Step 2: Convert to fraction form
   45,262/99,442 = 99,442/x
3. Step 3: Cross multiply
   45,262x = 99,442 × 99,442
4. Step 4: Simplify right side
   45,262x = 9,888,711,364
5. Step 5: Solve for x
   x = 9,888,711,364/45,262
6. Step 6: Final answer
   x = 218,477.12