Finding the Third Proportional to 4,587,498 and 7,288,056

Step by Step Solution

1. Step 1: Write the proportion equation
   4,587,498 : 7,288,056 = 7,288,056 : x
2. Step 2: Convert to fraction form
   4,587,498/7,288,056 = 7,288,056/x
3. Step 3: Cross multiply
   4,587,498x = 7,288,056 × 7,288,056
4. Step 4: Simplify right side
   4,587,498x = 53,115,760,259,136
5. Step 5: Solve for x
   x = 53,115,760,259,136/4,587,498
6. Step 6: Final answer
   x = 11,578,372.41