Finding the Third Proportional to 85,030 and 185,371

Step by Step Solution

1. Step 1: Write the proportion equation
   85,030 : 185,371 = 185,371 : x
2. Step 2: Convert to fraction form
   85,030/185,371 = 185,371/x
3. Step 3: Cross multiply
   85,030x = 185,371 × 185,371
4. Step 4: Simplify right side
   85,030x = 34,362,407,641
5. Step 5: Solve for x
   x = 34,362,407,641/85,030
6. Step 6: Final answer
   x = 404,120.99