Finding the Third Proportional to 112,575 and 172,606.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,575 : 172,606.50 = 172,606.50 : x
2. Step 2: Convert to fraction form
   112,575/172,606.50 = 172,606.50/x
3. Step 3: Cross multiply
   112,575x = 172,606.50 × 172,606.50
4. Step 4: Simplify right side
   112,575x = 29,793,003,842.25
5. Step 5: Solve for x
   x = 29,793,003,842.25/112,575
6. Step 6: Final answer
   x = 264,650.27