Finding the Third Proportional to 185,572 and 404,600

Step by Step Solution

1. Step 1: Write the proportion equation
   185,572 : 404,600 = 404,600 : x
2. Step 2: Convert to fraction form
   185,572/404,600 = 404,600/x
3. Step 3: Cross multiply
   185,572x = 404,600 × 404,600
4. Step 4: Simplify right side
   185,572x = 163,701,160,000
5. Step 5: Solve for x
   x = 163,701,160,000/185,572
6. Step 6: Final answer
   x = 882,143.64