Finding the Third Proportional to 550,438.50 and 1,150,813.50

Step by Step Solution

1. Step 1: Write the proportion equation
   550,438.50 : 1,150,813.50 = 1,150,813.50 : x
2. Step 2: Convert to fraction form
   550,438.50/1,150,813.50 = 1,150,813.50/x
3. Step 3: Cross multiply
   550,438.50x = 1,150,813.50 × 1,150,813.50
4. Step 4: Simplify right side
   550,438.50x = 1,324,371,711,782.25
5. Step 5: Solve for x
   x = 1,324,371,711,782.25/550,438.50
6. Step 6: Final answer
   x = 2,406,030.30