Finding the Third Proportional to 2,668,844,353.50 and 5,558,586,502.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,668,844,353.50 : 5,558,586,502.50 = 5,558,586,502.50 : x
2. Step 2: Convert to fraction form
   2,668,844,353.50/5,558,586,502.50 = 5,558,586,502.50/x
3. Step 3: Cross multiply
   2,668,844,353.50x = 5,558,586,502.50 × 5,558,586,502.50
4. Step 4: Simplify right side
   2,668,844,353.50x = 30,897,883,905,775,181,824
5. Step 5: Solve for x
   x = 30,897,883,905,775,181,824/2,668,844,353.50
6. Step 6: Final answer
   x = 11,577,252,103.61