Finding the Third Proportional to 4,564,272 and 7,108,128

Step by Step Solution

1. Step 1: Write the proportion equation
   4,564,272 : 7,108,128 = 7,108,128 : x
2. Step 2: Convert to fraction form
   4,564,272/7,108,128 = 7,108,128/x
3. Step 3: Cross multiply
   4,564,272x = 7,108,128 × 7,108,128
4. Step 4: Simplify right side
   4,564,272x = 50,525,483,664,384
5. Step 5: Solve for x
   x = 50,525,483,664,384/4,564,272
6. Step 6: Final answer
   x = 11,069,779.29