Finding the Third Proportional to 783,381,456 and 1,185,147,542

Step by Step Solution

1. Step 1: Write the proportion equation
   783,381,456 : 1,185,147,542 = 1,185,147,542 : x
2. Step 2: Convert to fraction form
   783,381,456/1,185,147,542 = 1,185,147,542/x
3. Step 3: Cross multiply
   783,381,456x = 1,185,147,542 × 1,185,147,542
4. Step 4: Simplify right side
   783,381,456x = 1,404,574,696,308,641,792
5. Step 5: Solve for x
   x = 1,404,574,696,308,641,792/783,381,456
6. Step 6: Final answer
   x = 1,792,963,932.90