Finding the Third Proportional to 4,643,628 and 7,175,586

Step by Step Solution

1. Step 1: Write the proportion equation
   4,643,628 : 7,175,586 = 7,175,586 : x
2. Step 2: Convert to fraction form
   4,643,628/7,175,586 = 7,175,586/x
3. Step 3: Cross multiply
   4,643,628x = 7,175,586 × 7,175,586
4. Step 4: Simplify right side
   4,643,628x = 51,489,034,443,396
5. Step 5: Solve for x
   x = 51,489,034,443,396/4,643,628
6. Step 6: Final answer
   x = 11,088,104.91