Finding the Third Proportional to 3,709,342 and 7,817,212

Step by Step Solution

1. Step 1: Write the proportion equation
   3,709,342 : 7,817,212 = 7,817,212 : x
2. Step 2: Convert to fraction form
   3,709,342/7,817,212 = 7,817,212/x
3. Step 3: Cross multiply
   3,709,342x = 7,817,212 × 7,817,212
4. Step 4: Simplify right side
   3,709,342x = 61,108,803,452,944
5. Step 5: Solve for x
   x = 61,108,803,452,944/3,709,342
6. Step 6: Final answer
   x = 16,474,297.45