Finding the Third Proportional to 107,690 and 236,773

Step by Step Solution

1. Step 1: Write the proportion equation
   107,690 : 236,773 = 236,773 : x
2. Step 2: Convert to fraction form
   107,690/236,773 = 236,773/x
3. Step 3: Cross multiply
   107,690x = 236,773 × 236,773
4. Step 4: Simplify right side
   107,690x = 56,061,453,529
5. Step 5: Solve for x
   x = 56,061,453,529/107,690
6. Step 6: Final answer
   x = 520,581.80