Finding the Third Proportional to 211,260 and 469,747.50

Step by Step Solution

1. Step 1: Write the proportion equation
   211,260 : 469,747.50 = 469,747.50 : x
2. Step 2: Convert to fraction form
   211,260/469,747.50 = 469,747.50/x
3. Step 3: Cross multiply
   211,260x = 469,747.50 × 469,747.50
4. Step 4: Simplify right side
   211,260x = 220,662,713,756.25
5. Step 5: Solve for x
   x = 220,662,713,756.25/211,260
6. Step 6: Final answer
   x = 1,044,507.78