Finding the Third Proportional to 40,259 and 59,157

Step by Step Solution

1. Step 1: Write the proportion equation
   40,259 : 59,157 = 59,157 : x
2. Step 2: Convert to fraction form
   40,259/59,157 = 59,157/x
3. Step 3: Cross multiply
   40,259x = 59,157 × 59,157
4. Step 4: Simplify right side
   40,259x = 3,499,550,649
5. Step 5: Solve for x
   x = 3,499,550,649/40,259
6. Step 6: Final answer
   x = 86,925.92