Finding the Third Proportional to 1,721,819,401,648 and 3,699,162,345,134

Step by Step Solution

1. Step 1: Write the proportion equation
   1,721,819,401,648 : 3,699,162,345,134 = 3,699,162,345,134 : x
2. Step 2: Convert to fraction form
   1,721,819,401,648/3,699,162,345,134 = 3,699,162,345,134/x
3. Step 3: Cross multiply
   1,721,819,401,648x = 3,699,162,345,134 × 3,699,162,345,134
4. Step 4: Simplify right side
   1,721,819,401,648x = 13,683,802,055,657,274,149,437,440
5. Step 5: Solve for x
   x = 13,683,802,055,657,274,149,437,440/1,721,819,401,648
6. Step 6: Final answer
   x = 7,947,292,290,097.40