Finding the Third Proportional to 5,125,056 and 7,861,320

Step by Step Solution

1. Step 1: Write the proportion equation
   5,125,056 : 7,861,320 = 7,861,320 : x
2. Step 2: Convert to fraction form
   5,125,056/7,861,320 = 7,861,320/x
3. Step 3: Cross multiply
   5,125,056x = 7,861,320 × 7,861,320
4. Step 4: Simplify right side
   5,125,056x = 61,800,352,142,400
5. Step 5: Solve for x
   x = 61,800,352,142,400/5,125,056
6. Step 6: Final answer
   x = 12,058,473.54