Finding the Third Proportional to 669,157 and 953,852.50

Step by Step Solution

1. Step 1: Write the proportion equation
   669,157 : 953,852.50 = 953,852.50 : x
2. Step 2: Convert to fraction form
   669,157/953,852.50 = 953,852.50/x
3. Step 3: Cross multiply
   669,157x = 953,852.50 × 953,852.50
4. Step 4: Simplify right side
   669,157x = 909,834,591,756.25
5. Step 5: Solve for x
   x = 909,834,591,756.25/669,157
6. Step 6: Final answer
   x = 1,359,672.83