Finding the Third Proportional to 173,047.50 and 368,208

Step by Step Solution

1. Step 1: Write the proportion equation
   173,047.50 : 368,208 = 368,208 : x
2. Step 2: Convert to fraction form
   173,047.50/368,208 = 368,208/x
3. Step 3: Cross multiply
   173,047.50x = 368,208 × 368,208
4. Step 4: Simplify right side
   173,047.50x = 135,577,131,264
5. Step 5: Solve for x
   x = 135,577,131,264/173,047.50
6. Step 6: Final answer
   x = 783,467.73