Finding the Third Proportional to 118,909.50 and 174,098

Step by Step Solution

1. Step 1: Write the proportion equation
   118,909.50 : 174,098 = 174,098 : x
2. Step 2: Convert to fraction form
   118,909.50/174,098 = 174,098/x
3. Step 3: Cross multiply
   118,909.50x = 174,098 × 174,098
4. Step 4: Simplify right side
   118,909.50x = 30,310,113,604
5. Step 5: Solve for x
   x = 30,310,113,604/118,909.50
6. Step 6: Final answer
   x = 254,900.69