Finding the Third Proportional to 483,606 and 748,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   483,606 : 748,099.50 = 748,099.50 : x
2. Step 2: Convert to fraction form
   483,606/748,099.50 = 748,099.50/x
3. Step 3: Cross multiply
   483,606x = 748,099.50 × 748,099.50
4. Step 4: Simplify right side
   483,606x = 559,652,861,900.25
5. Step 5: Solve for x
   x = 559,652,861,900.25/483,606
6. Step 6: Final answer
   x = 1,157,249.62