Finding the Third Proportional to 184,506 and 390,951

Step by Step Solution

1. Step 1: Write the proportion equation
   184,506 : 390,951 = 390,951 : x
2. Step 2: Convert to fraction form
   184,506/390,951 = 390,951/x
3. Step 3: Cross multiply
   184,506x = 390,951 × 390,951
4. Step 4: Simplify right side
   184,506x = 152,842,684,401
5. Step 5: Solve for x
   x = 152,842,684,401/184,506
6. Step 6: Final answer
   x = 828,388.69