Finding the Third Proportional to 5,715,680 and 12,328,792

Step by Step Solution

1. Step 1: Write the proportion equation
   5,715,680 : 12,328,792 = 12,328,792 : x
2. Step 2: Convert to fraction form
   5,715,680/12,328,792 = 12,328,792/x
3. Step 3: Cross multiply
   5,715,680x = 12,328,792 × 12,328,792
4. Step 4: Simplify right side
   5,715,680x = 151,999,112,179,264
5. Step 5: Solve for x
   x = 151,999,112,179,264/5,715,680
6. Step 6: Final answer
   x = 26,593,355.85