Finding the Third Proportional to 3,489,520 and 7,513,567

Step by Step Solution

1. Step 1: Write the proportion equation
   3,489,520 : 7,513,567 = 7,513,567 : x
2. Step 2: Convert to fraction form
   3,489,520/7,513,567 = 7,513,567/x
3. Step 3: Cross multiply
   3,489,520x = 7,513,567 × 7,513,567
4. Step 4: Simplify right side
   3,489,520x = 56,453,689,063,489
5. Step 5: Solve for x
   x = 56,453,689,063,489/3,489,520
6. Step 6: Final answer
   x = 16,178,067.20