Finding the Third Proportional to 3,006,720 and 4,658,688

Step by Step Solution

1. Step 1: Write the proportion equation
   3,006,720 : 4,658,688 = 4,658,688 : x
2. Step 2: Convert to fraction form
   3,006,720/4,658,688 = 4,658,688/x
3. Step 3: Cross multiply
   3,006,720x = 4,658,688 × 4,658,688
4. Step 4: Simplify right side
   3,006,720x = 21,703,373,881,344
5. Step 5: Solve for x
   x = 21,703,373,881,344/3,006,720
6. Step 6: Final answer
   x = 7,218,288.99