Finding the Third Proportional to 87,182 and 191,056

Step by Step Solution

1. Step 1: Write the proportion equation
   87,182 : 191,056 = 191,056 : x
2. Step 2: Convert to fraction form
   87,182/191,056 = 191,056/x
3. Step 3: Cross multiply
   87,182x = 191,056 × 191,056
4. Step 4: Simplify right side
   87,182x = 36,502,395,136
5. Step 5: Solve for x
   x = 36,502,395,136/87,182
6. Step 6: Final answer
   x = 418,691.88