Finding the Third Proportional to 103,963.50 and 158,134.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,963.50 : 158,134.50 = 158,134.50 : x
2. Step 2: Convert to fraction form
   103,963.50/158,134.50 = 158,134.50/x
3. Step 3: Cross multiply
   103,963.50x = 158,134.50 × 158,134.50
4. Step 4: Simplify right side
   103,963.50x = 25,006,520,090.25
5. Step 5: Solve for x
   x = 25,006,520,090.25/103,963.50
6. Step 6: Final answer
   x = 240,531.73