Finding the Third Proportional to 17,407,308,336 and 26,129,386,885.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,407,308,336 : 26,129,386,885.50 = 26,129,386,885.50 : x
2. Step 2: Convert to fraction form
   17,407,308,336/26,129,386,885.50 = 26,129,386,885.50/x
3. Step 3: Cross multiply
   17,407,308,336x = 26,129,386,885.50 × 26,129,386,885.50
4. Step 4: Simplify right side
   17,407,308,336x = 682,744,859,012,139,450,368
5. Step 5: Solve for x
   x = 682,744,859,012,139,450,368/17,407,308,336
6. Step 6: Final answer
   x = 39,221,736,401.38