Finding the Third Proportional to 4,884,672 and 7,472,064

Step by Step Solution

1. Step 1: Write the proportion equation
   4,884,672 : 7,472,064 = 7,472,064 : x
2. Step 2: Convert to fraction form
   4,884,672/7,472,064 = 7,472,064/x
3. Step 3: Cross multiply
   4,884,672x = 7,472,064 × 7,472,064
4. Step 4: Simplify right side
   4,884,672x = 55,831,740,420,096
5. Step 5: Solve for x
   x = 55,831,740,420,096/4,884,672
6. Step 6: Final answer
   x = 11,429,987.61