Finding the Third Proportional to 314,401.50 and 666,063

Step by Step Solution

1. Step 1: Write the proportion equation
   314,401.50 : 666,063 = 666,063 : x
2. Step 2: Convert to fraction form
   314,401.50/666,063 = 666,063/x
3. Step 3: Cross multiply
   314,401.50x = 666,063 × 666,063
4. Step 4: Simplify right side
   314,401.50x = 443,639,919,969
5. Step 5: Solve for x
   x = 443,639,919,969/314,401.50
6. Step 6: Final answer
   x = 1,411,061.72