Finding the Third Proportional to 340,836 and 738,082.50

Step by Step Solution

1. Step 1: Write the proportion equation
   340,836 : 738,082.50 = 738,082.50 : x
2. Step 2: Convert to fraction form
   340,836/738,082.50 = 738,082.50/x
3. Step 3: Cross multiply
   340,836x = 738,082.50 × 738,082.50
4. Step 4: Simplify right side
   340,836x = 544,765,776,806.25
5. Step 5: Solve for x
   x = 544,765,776,806.25/340,836
6. Step 6: Final answer
   x = 1,598,322.29