Finding the Third Proportional to 10,279,242,063 and 13,869,111,114

Step by Step Solution

1. Step 1: Write the proportion equation
   10,279,242,063 : 13,869,111,114 = 13,869,111,114 : x
2. Step 2: Convert to fraction form
   10,279,242,063/13,869,111,114 = 13,869,111,114/x
3. Step 3: Cross multiply
   10,279,242,063x = 13,869,111,114 × 13,869,111,114
4. Step 4: Simplify right side
   10,279,242,063x = 192,352,243,092,478,328,832
5. Step 5: Solve for x
   x = 192,352,243,092,478,328,832/10,279,242,063
6. Step 6: Final answer
   x = 18,712,687,366.79