Finding the Third Proportional to 68,449.50 and 102,103.88

Step by Step Solution

1. Step 1: Write the proportion equation
   68,449.50 : 102,103.88 = 102,103.88 : x
2. Step 2: Convert to fraction form
   68,449.50/102,103.88 = 102,103.88/x
3. Step 3: Cross multiply
   68,449.50x = 102,103.88 × 102,103.88
4. Step 4: Simplify right side
   68,449.50x = 10,425,201,290.02
5. Step 5: Solve for x
   x = 10,425,201,290.02/68,449.50
6. Step 6: Final answer
   x = 152,305.00