Finding the Third Proportional to 112,674 and 173,203.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,674 : 173,203.50 = 173,203.50 : x
2. Step 2: Convert to fraction form
   112,674/173,203.50 = 173,203.50/x
3. Step 3: Cross multiply
   112,674x = 173,203.50 × 173,203.50
4. Step 4: Simplify right side
   112,674x = 29,999,452,412.25
5. Step 5: Solve for x
   x = 29,999,452,412.25/112,674
6. Step 6: Final answer
   x = 266,250.00