Finding the Third Proportional to 3,228,696 and 7,087,139

Step by Step Solution

1. Step 1: Write the proportion equation
   3,228,696 : 7,087,139 = 7,087,139 : x
2. Step 2: Convert to fraction form
   3,228,696/7,087,139 = 7,087,139/x
3. Step 3: Cross multiply
   3,228,696x = 7,087,139 × 7,087,139
4. Step 4: Simplify right side
   3,228,696x = 50,227,539,205,321
5. Step 5: Solve for x
   x = 50,227,539,205,321/3,228,696
6. Step 6: Final answer
   x = 15,556,602.17