Finding the Third Proportional to 668,973 and 953,635.50

Step by Step Solution

1. Step 1: Write the proportion equation
   668,973 : 953,635.50 = 953,635.50 : x
2. Step 2: Convert to fraction form
   668,973/953,635.50 = 953,635.50/x
3. Step 3: Cross multiply
   668,973x = 953,635.50 × 953,635.50
4. Step 4: Simplify right side
   668,973x = 909,420,666,860.25
5. Step 5: Solve for x
   x = 909,420,666,860.25/668,973
6. Step 6: Final answer
   x = 1,359,428.06