Finding the Third Proportional to 83,242.50 and 179,787

Step by Step Solution

1. Step 1: Write the proportion equation
   83,242.50 : 179,787 = 179,787 : x
2. Step 2: Convert to fraction form
   83,242.50/179,787 = 179,787/x
3. Step 3: Cross multiply
   83,242.50x = 179,787 × 179,787
4. Step 4: Simplify right side
   83,242.50x = 32,323,365,369
5. Step 5: Solve for x
   x = 32,323,365,369/83,242.50
6. Step 6: Final answer
   x = 388,303.64