Finding the Third Proportional to 94,321 and 205,490

Step by Step Solution

1. Step 1: Write the proportion equation
   94,321 : 205,490 = 205,490 : x
2. Step 2: Convert to fraction form
   94,321/205,490 = 205,490/x
3. Step 3: Cross multiply
   94,321x = 205,490 × 205,490
4. Step 4: Simplify right side
   94,321x = 42,226,140,100
5. Step 5: Solve for x
   x = 42,226,140,100/94,321
6. Step 6: Final answer
   x = 447,685.46