Finding the Third Proportional to 5,219,692 and 7,985,542

Step by Step Solution

1. Step 1: Write the proportion equation
   5,219,692 : 7,985,542 = 7,985,542 : x
2. Step 2: Convert to fraction form
   5,219,692/7,985,542 = 7,985,542/x
3. Step 3: Cross multiply
   5,219,692x = 7,985,542 × 7,985,542
4. Step 4: Simplify right side
   5,219,692x = 63,768,881,033,764
5. Step 5: Solve for x
   x = 63,768,881,033,764/5,219,692
6. Step 6: Final answer
   x = 12,216,981.58