Finding the Third Proportional to 4,559,730 and 7,115,643

Step by Step Solution

1. Step 1: Write the proportion equation
   4,559,730 : 7,115,643 = 7,115,643 : x
2. Step 2: Convert to fraction form
   4,559,730/7,115,643 = 7,115,643/x
3. Step 3: Cross multiply
   4,559,730x = 7,115,643 × 7,115,643
4. Step 4: Simplify right side
   4,559,730x = 50,632,375,303,449
5. Step 5: Solve for x
   x = 50,632,375,303,449/4,559,730
6. Step 6: Final answer
   x = 11,104,248.56