Finding the Third Proportional to 231,354 and 349,948.50

Step by Step Solution

1. Step 1: Write the proportion equation
   231,354 : 349,948.50 = 349,948.50 : x
2. Step 2: Convert to fraction form
   231,354/349,948.50 = 349,948.50/x
3. Step 3: Cross multiply
   231,354x = 349,948.50 × 349,948.50
4. Step 4: Simplify right side
   231,354x = 122,463,952,652.25
5. Step 5: Solve for x
   x = 122,463,952,652.25/231,354
6. Step 6: Final answer
   x = 529,335.79