Finding the Third Proportional to 119,739 and 174,343.50

Step by Step Solution

1. Step 1: Write the proportion equation
   119,739 : 174,343.50 = 174,343.50 : x
2. Step 2: Convert to fraction form
   119,739/174,343.50 = 174,343.50/x
3. Step 3: Cross multiply
   119,739x = 174,343.50 × 174,343.50
4. Step 4: Simplify right side
   119,739x = 30,395,655,992.25
5. Step 5: Solve for x
   x = 30,395,655,992.25/119,739
6. Step 6: Final answer
   x = 253,849.26