Finding the Third Proportional to 479,028 and 666,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   479,028 : 666,043.50 = 666,043.50 : x
2. Step 2: Convert to fraction form
   479,028/666,043.50 = 666,043.50/x
3. Step 3: Cross multiply
   479,028x = 666,043.50 × 666,043.50
4. Step 4: Simplify right side
   479,028x = 443,613,943,892.25
5. Step 5: Solve for x
   x = 443,613,943,892.25/479,028
6. Step 6: Final answer
   x = 926,071.01