Finding the Third Proportional to 136,327.50 and 208,182

Step by Step Solution

1. Step 1: Write the proportion equation
   136,327.50 : 208,182 = 208,182 : x
2. Step 2: Convert to fraction form
   136,327.50/208,182 = 208,182/x
3. Step 3: Cross multiply
   136,327.50x = 208,182 × 208,182
4. Step 4: Simplify right side
   136,327.50x = 43,339,745,124
5. Step 5: Solve for x
   x = 43,339,745,124/136,327.50
6. Step 6: Final answer
   x = 317,909.04