Finding the Third Proportional to 103,768.50 and 155,653.88

Step by Step Solution

1. Step 1: Write the proportion equation
   103,768.50 : 155,653.88 = 155,653.88 : x
2. Step 2: Convert to fraction form
   103,768.50/155,653.88 = 155,653.88/x
3. Step 3: Cross multiply
   103,768.50x = 155,653.88 × 155,653.88
4. Step 4: Simplify right side
   103,768.50x = 24,228,128,802.52
5. Step 5: Solve for x
   x = 24,228,128,802.52/103,768.50
6. Step 6: Final answer
   x = 233,482.50