Finding the Third Proportional to 3,478,984 and 5,534,700

Step by Step Solution

1. Step 1: Write the proportion equation
   3,478,984 : 5,534,700 = 5,534,700 : x
2. Step 2: Convert to fraction form
   3,478,984/5,534,700 = 5,534,700/x
3. Step 3: Cross multiply
   3,478,984x = 5,534,700 × 5,534,700
4. Step 4: Simplify right side
   3,478,984x = 30,632,904,090,000
5. Step 5: Solve for x
   x = 30,632,904,090,000/3,478,984
6. Step 6: Final answer
   x = 8,805,129.34