Finding the Third Proportional to 3,861,398 and 5,238,332

Step by Step Solution

1. Step 1: Write the proportion equation
   3,861,398 : 5,238,332 = 5,238,332 : x
2. Step 2: Convert to fraction form
   3,861,398/5,238,332 = 5,238,332/x
3. Step 3: Cross multiply
   3,861,398x = 5,238,332 × 5,238,332
4. Step 4: Simplify right side
   3,861,398x = 27,440,122,142,224
5. Step 5: Solve for x
   x = 27,440,122,142,224/3,861,398
6. Step 6: Final answer
   x = 7,106,266.21