Finding the Third Proportional to 597,300.75 and 1,289,614.50

Step by Step Solution

1. Step 1: Write the proportion equation
   597,300.75 : 1,289,614.50 = 1,289,614.50 : x
2. Step 2: Convert to fraction form
   597,300.75/1,289,614.50 = 1,289,614.50/x
3. Step 3: Cross multiply
   597,300.75x = 1,289,614.50 × 1,289,614.50
4. Step 4: Simplify right side
   597,300.75x = 1,663,105,558,610.25
5. Step 5: Solve for x
   x = 1,663,105,558,610.25/597,300.75
6. Step 6: Final answer
   x = 2,784,368.78