Finding the Third Proportional to 243,027 and 364,537.50

Step by Step Solution

1. Step 1: Write the proportion equation
   243,027 : 364,537.50 = 364,537.50 : x
2. Step 2: Convert to fraction form
   243,027/364,537.50 = 364,537.50/x
3. Step 3: Cross multiply
   243,027x = 364,537.50 × 364,537.50
4. Step 4: Simplify right side
   243,027x = 132,887,588,906.25
5. Step 5: Solve for x
   x = 132,887,588,906.25/243,027
6. Step 6: Final answer
   x = 546,801.75