Finding the Third Proportional to 3,575,517 and 7,819,472

Step by Step Solution

1. Step 1: Write the proportion equation
   3,575,517 : 7,819,472 = 7,819,472 : x
2. Step 2: Convert to fraction form
   3,575,517/7,819,472 = 7,819,472/x
3. Step 3: Cross multiply
   3,575,517x = 7,819,472 × 7,819,472
4. Step 4: Simplify right side
   3,575,517x = 61,144,142,358,784
5. Step 5: Solve for x
   x = 61,144,142,358,784/3,575,517
6. Step 6: Final answer
   x = 17,100,783.57