Finding the Third Proportional to 783,381,458 and 1,185,147,545

Step by Step Solution

1. Step 1: Write the proportion equation
   783,381,458 : 1,185,147,545 = 1,185,147,545 : x
2. Step 2: Convert to fraction form
   783,381,458/1,185,147,545 = 1,185,147,545/x
3. Step 3: Cross multiply
   783,381,458x = 1,185,147,545 × 1,185,147,545
4. Step 4: Simplify right side
   783,381,458x = 1,404,574,703,419,526,912
5. Step 5: Solve for x
   x = 1,404,574,703,419,526,912/783,381,458
6. Step 6: Final answer
   x = 1,792,963,937.40