Finding the Third Proportional to 55,666.50 and 121,326

Step by Step Solution

1. Step 1: Write the proportion equation
   55,666.50 : 121,326 = 121,326 : x
2. Step 2: Convert to fraction form
   55,666.50/121,326 = 121,326/x
3. Step 3: Cross multiply
   55,666.50x = 121,326 × 121,326
4. Step 4: Simplify right side
   55,666.50x = 14,719,998,276
5. Step 5: Solve for x
   x = 14,719,998,276/55,666.50
6. Step 6: Final answer
   x = 264,431.90