Finding the Third Proportional to 40,243 and 88,454

Step by Step Solution

1. Step 1: Write the proportion equation
   40,243 : 88,454 = 88,454 : x
2. Step 2: Convert to fraction form
   40,243/88,454 = 88,454/x
3. Step 3: Cross multiply
   40,243x = 88,454 × 88,454
4. Step 4: Simplify right side
   40,243x = 7,824,110,116
5. Step 5: Solve for x
   x = 7,824,110,116/40,243
6. Step 6: Final answer
   x = 194,421.64