Finding the Third Proportional to 5,307,796 and 8,005,680

Step by Step Solution

1. Step 1: Write the proportion equation
   5,307,796 : 8,005,680 = 8,005,680 : x
2. Step 2: Convert to fraction form
   5,307,796/8,005,680 = 8,005,680/x
3. Step 3: Cross multiply
   5,307,796x = 8,005,680 × 8,005,680
4. Step 4: Simplify right side
   5,307,796x = 64,090,912,262,400
5. Step 5: Solve for x
   x = 64,090,912,262,400/5,307,796
6. Step 6: Final answer
   x = 12,074,863.51