Finding the Third Proportional to 5,160,606 and 7,217,969

Step by Step Solution

1. Step 1: Write the proportion equation
   5,160,606 : 7,217,969 = 7,217,969 : x
2. Step 2: Convert to fraction form
   5,160,606/7,217,969 = 7,217,969/x
3. Step 3: Cross multiply
   5,160,606x = 7,217,969 × 7,217,969
4. Step 4: Simplify right side
   5,160,606x = 52,099,076,484,961
5. Step 5: Solve for x
   x = 52,099,076,484,961/5,160,606
6. Step 6: Final answer
   x = 10,095,534.61