Finding the Third Proportional to 5,134,724 and 7,178,294

Step by Step Solution

1. Step 1: Write the proportion equation
   5,134,724 : 7,178,294 = 7,178,294 : x
2. Step 2: Convert to fraction form
   5,134,724/7,178,294 = 7,178,294/x
3. Step 3: Cross multiply
   5,134,724x = 7,178,294 × 7,178,294
4. Step 4: Simplify right side
   5,134,724x = 51,527,904,750,436
5. Step 5: Solve for x
   x = 51,527,904,750,436/5,134,724
6. Step 6: Final answer
   x = 10,035,184.90