Finding the Third Proportional to 5,258,604 and 7,922,520

Step by Step Solution

1. Step 1: Write the proportion equation
   5,258,604 : 7,922,520 = 7,922,520 : x
2. Step 2: Convert to fraction form
   5,258,604/7,922,520 = 7,922,520/x
3. Step 3: Cross multiply
   5,258,604x = 7,922,520 × 7,922,520
4. Step 4: Simplify right side
   5,258,604x = 62,766,323,150,400
5. Step 5: Solve for x
   x = 62,766,323,150,400/5,258,604
6. Step 6: Final answer
   x = 11,935,928.84