Finding the Third Proportional to 68,000.50 and 103,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,000.50 : 103,499.50 = 103,499.50 : x
2. Step 2: Convert to fraction form
   68,000.50/103,499.50 = 103,499.50/x
3. Step 3: Cross multiply
   68,000.50x = 103,499.50 × 103,499.50
4. Step 4: Simplify right side
   68,000.50x = 10,712,146,500.25
5. Step 5: Solve for x
   x = 10,712,146,500.25/68,000.50
6. Step 6: Final answer
   x = 157,530.41