Finding the Third Proportional to 40,256 and 59,153

Step by Step Solution

1. Step 1: Write the proportion equation
   40,256 : 59,153 = 59,153 : x
2. Step 2: Convert to fraction form
   40,256/59,153 = 59,153/x
3. Step 3: Cross multiply
   40,256x = 59,153 × 59,153
4. Step 4: Simplify right side
   40,256x = 3,499,077,409
5. Step 5: Solve for x
   x = 3,499,077,409/40,256
6. Step 6: Final answer
   x = 86,920.64