Finding the Third Proportional to 40,518 and 88,434

Step by Step Solution

1. Step 1: Write the proportion equation
   40,518 : 88,434 = 88,434 : x
2. Step 2: Convert to fraction form
   40,518/88,434 = 88,434/x
3. Step 3: Cross multiply
   40,518x = 88,434 × 88,434
4. Step 4: Simplify right side
   40,518x = 7,820,572,356
5. Step 5: Solve for x
   x = 7,820,572,356/40,518
6. Step 6: Final answer
   x = 193,014.77