Finding the Third Proportional to 3,379,730 and 7,515,099

Step by Step Solution

1. Step 1: Write the proportion equation
   3,379,730 : 7,515,099 = 7,515,099 : x
2. Step 2: Convert to fraction form
   3,379,730/7,515,099 = 7,515,099/x
3. Step 3: Cross multiply
   3,379,730x = 7,515,099 × 7,515,099
4. Step 4: Simplify right side
   3,379,730x = 56,476,712,979,801
5. Step 5: Solve for x
   x = 56,476,712,979,801/3,379,730
6. Step 6: Final answer
   x = 16,710,421.54