Finding the Third Proportional to 591,605,128.50 and 923,222,371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   591,605,128.50 : 923,222,371.50 = 923,222,371.50 : x
2. Step 2: Convert to fraction form
   591,605,128.50/923,222,371.50 = 923,222,371.50/x
3. Step 3: Cross multiply
   591,605,128.50x = 923,222,371.50 × 923,222,371.50
4. Step 4: Simplify right side
   591,605,128.50x = 852,339,547,238,083,968
5. Step 5: Solve for x
   x = 852,339,547,238,083,968/591,605,128.50
6. Step 6: Final answer
   x = 1,440,723,729.69