Finding the Third Proportional to 3,380,054 and 7,515,715

Step by Step Solution

1. Step 1: Write the proportion equation
   3,380,054 : 7,515,715 = 7,515,715 : x
2. Step 2: Convert to fraction form
   3,380,054/7,515,715 = 7,515,715/x
3. Step 3: Cross multiply
   3,380,054x = 7,515,715 × 7,515,715
4. Step 4: Simplify right side
   3,380,054x = 56,485,971,961,225
5. Step 5: Solve for x
   x = 56,485,971,961,225/3,380,054
6. Step 6: Final answer
   x = 16,711,559.03