Finding the Third Proportional to 118,192.50 and 259,333.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,192.50 : 259,333.50 = 259,333.50 : x
2. Step 2: Convert to fraction form
   118,192.50/259,333.50 = 259,333.50/x
3. Step 3: Cross multiply
   118,192.50x = 259,333.50 × 259,333.50
4. Step 4: Simplify right side
   118,192.50x = 67,253,864,222.25
5. Step 5: Solve for x
   x = 67,253,864,222.25/118,192.50
6. Step 6: Final answer
   x = 569,019.73