Finding the Third Proportional to 67,189.50 and 140,848.88

Step by Step Solution

1. Step 1: Write the proportion equation
   67,189.50 : 140,848.88 = 140,848.88 : x
2. Step 2: Convert to fraction form
   67,189.50/140,848.88 = 140,848.88/x
3. Step 3: Cross multiply
   67,189.50x = 140,848.88 × 140,848.88
4. Step 4: Simplify right side
   67,189.50x = 19,838,405,588.77
5. Step 5: Solve for x
   x = 19,838,405,588.77/67,189.50
6. Step 6: Final answer
   x = 295,260.50