Finding the Third Proportional to 35,451 and 72,495

Step by Step Solution

1. Step 1: Write the proportion equation
   35,451 : 72,495 = 72,495 : x
2. Step 2: Convert to fraction form
   35,451/72,495 = 72,495/x
3. Step 3: Cross multiply
   35,451x = 72,495 × 72,495
4. Step 4: Simplify right side
   35,451x = 5,255,525,025
5. Step 5: Solve for x
   x = 5,255,525,025/35,451
6. Step 6: Final answer
   x = 148,247.58