Finding the Third Proportional to 90,116,715,249 and 187,649,659,758

Step by Step Solution

1. Step 1: Write the proportion equation
   90,116,715,249 : 187,649,659,758 = 187,649,659,758 : x
2. Step 2: Convert to fraction form
   90,116,715,249/187,649,659,758 = 187,649,659,758/x
3. Step 3: Cross multiply
   90,116,715,249x = 187,649,659,758 × 187,649,659,758
4. Step 4: Simplify right side
   90,116,715,249x = 35,212,394,807,293,164,650,496
5. Step 5: Solve for x
   x = 35,212,394,807,293,164,650,496/90,116,715,249
6. Step 6: Final answer
   x = 390,742,102,727.54