Finding the Third Proportional to 65,142 and 103,234.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,142 : 103,234.50 = 103,234.50 : x
2. Step 2: Convert to fraction form
   65,142/103,234.50 = 103,234.50/x
3. Step 3: Cross multiply
   65,142x = 103,234.50 × 103,234.50
4. Step 4: Simplify right side
   65,142x = 10,657,361,990.25
5. Step 5: Solve for x
   x = 10,657,361,990.25/65,142
6. Step 6: Final answer
   x = 163,602.01