Finding the Third Proportional to 5,812,274 and 7,978,665

Step by Step Solution

1. Step 1: Write the proportion equation
   5,812,274 : 7,978,665 = 7,978,665 : x
2. Step 2: Convert to fraction form
   5,812,274/7,978,665 = 7,978,665/x
3. Step 3: Cross multiply
   5,812,274x = 7,978,665 × 7,978,665
4. Step 4: Simplify right side
   5,812,274x = 63,659,095,182,225
5. Step 5: Solve for x
   x = 63,659,095,182,225/5,812,274
6. Step 6: Final answer
   x = 10,952,528.25