Finding the Third Proportional to 40,298 and 87,076

Step by Step Solution

1. Step 1: Write the proportion equation
   40,298 : 87,076 = 87,076 : x
2. Step 2: Convert to fraction form
   40,298/87,076 = 87,076/x
3. Step 3: Cross multiply
   40,298x = 87,076 × 87,076
4. Step 4: Simplify right side
   40,298x = 7,582,229,776
5. Step 5: Solve for x
   x = 7,582,229,776/40,298
6. Step 6: Final answer
   x = 188,154.00