Finding the Third Proportional to 56,164.50 and 121,338

Step by Step Solution

1. Step 1: Write the proportion equation
   56,164.50 : 121,338 = 121,338 : x
2. Step 2: Convert to fraction form
   56,164.50/121,338 = 121,338/x
3. Step 3: Cross multiply
   56,164.50x = 121,338 × 121,338
4. Step 4: Simplify right side
   56,164.50x = 14,722,910,244
5. Step 5: Solve for x
   x = 14,722,910,244/56,164.50
6. Step 6: Final answer
   x = 262,139.08