Finding the Third Proportional to 3,497,760 and 5,146,620

Step by Step Solution

1. Step 1: Write the proportion equation
   3,497,760 : 5,146,620 = 5,146,620 : x
2. Step 2: Convert to fraction form
   3,497,760/5,146,620 = 5,146,620/x
3. Step 3: Cross multiply
   3,497,760x = 5,146,620 × 5,146,620
4. Step 4: Simplify right side
   3,497,760x = 26,487,697,424,400
5. Step 5: Solve for x
   x = 26,487,697,424,400/3,497,760
6. Step 6: Final answer
   x = 7,572,760.12