Finding the Third Proportional to 5,912,976 and 8,238,264

Step by Step Solution

1. Step 1: Write the proportion equation
   5,912,976 : 8,238,264 = 8,238,264 : x
2. Step 2: Convert to fraction form
   5,912,976/8,238,264 = 8,238,264/x
3. Step 3: Cross multiply
   5,912,976x = 8,238,264 × 8,238,264
4. Step 4: Simplify right side
   5,912,976x = 67,868,993,733,696
5. Step 5: Solve for x
   x = 67,868,993,733,696/5,912,976
6. Step 6: Final answer
   x = 11,477,975.51