Finding the Third Proportional to 134,443.50 and 188,421

Step by Step Solution

1. Step 1: Write the proportion equation
   134,443.50 : 188,421 = 188,421 : x
2. Step 2: Convert to fraction form
   134,443.50/188,421 = 188,421/x
3. Step 3: Cross multiply
   134,443.50x = 188,421 × 188,421
4. Step 4: Simplify right side
   134,443.50x = 35,502,473,241
5. Step 5: Solve for x
   x = 35,502,473,241/134,443.50
6. Step 6: Final answer
   x = 264,069.84