Finding the Third Proportional to 200,856 and 437,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   200,856 : 437,767.50 = 437,767.50 : x
2. Step 2: Convert to fraction form
   200,856/437,767.50 = 437,767.50/x
3. Step 3: Cross multiply
   200,856x = 437,767.50 × 437,767.50
4. Step 4: Simplify right side
   200,856x = 191,640,384,056.25
5. Step 5: Solve for x
   x = 191,640,384,056.25/200,856
6. Step 6: Final answer
   x = 954,118.29