Finding the Third Proportional to 40,405 and 88,154

Step by Step Solution

1. Step 1: Write the proportion equation
   40,405 : 88,154 = 88,154 : x
2. Step 2: Convert to fraction form
   40,405/88,154 = 88,154/x
3. Step 3: Cross multiply
   40,405x = 88,154 × 88,154
4. Step 4: Simplify right side
   40,405x = 7,771,127,716
5. Step 5: Solve for x
   x = 7,771,127,716/40,405
6. Step 6: Final answer
   x = 192,330.84