Finding the Third Proportional to 103,980 and 155,276.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,980 : 155,276.50 = 155,276.50 : x
2. Step 2: Convert to fraction form
   103,980/155,276.50 = 155,276.50/x
3. Step 3: Cross multiply
   103,980x = 155,276.50 × 155,276.50
4. Step 4: Simplify right side
   103,980x = 24,110,791,452.25
5. Step 5: Solve for x
   x = 24,110,791,452.25/103,980
6. Step 6: Final answer
   x = 231,879.13