Finding the Third Proportional to 5,134,995 and 7,178,679

Step by Step Solution

1. Step 1: Write the proportion equation
   5,134,995 : 7,178,679 = 7,178,679 : x
2. Step 2: Convert to fraction form
   5,134,995/7,178,679 = 7,178,679/x
3. Step 3: Cross multiply
   5,134,995x = 7,178,679 × 7,178,679
4. Step 4: Simplify right side
   5,134,995x = 51,533,432,185,041
5. Step 5: Solve for x
   x = 51,533,432,185,041/5,134,995
6. Step 6: Final answer
   x = 10,035,731.72